Home / 53,215.41-73,437.75-29,342.92

Finding the Fourth Proportional to 53,215.41, 73,437.75 and 29,342.92

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Solution

The fourth proportional to 53,215.41, 73,437.75 and 29,342.92 is: 40,493.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,215.41 : 73,437.75 = 29,342.92 : x
  2. Step 2: Convert to fraction form
    53,215.41/73,437.75 = 29,342.92/x
  3. Step 3: Cross multiply
    53,215.41x = 73,437.75 × 29,342.92
  4. Step 4: Simplify right side
    53,215.41x = 2,154,878,023.23
  5. Step 5: Solve for x
    x = 2,154,878,023.23/53,215.41
  6. Step 6: Final answer
    x = 40,493.50

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Half scale
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Double scale
Find fourth proportional to 53,216.41, 73,439.13 and 29,343.92
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.