Home / 53,215.29-73,436.63-29,342.16

Finding the Fourth Proportional to 53,215.29, 73,436.63 and 29,342.16

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Solution

The fourth proportional to 53,215.29, 73,436.63 and 29,342.16 is: 40,491.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,215.29 : 73,436.63 = 29,342.16 : x
  2. Step 2: Convert to fraction form
    53,215.29/73,436.63 = 29,342.16/x
  3. Step 3: Cross multiply
    53,215.29x = 73,436.63 × 29,342.16
  4. Step 4: Simplify right side
    53,215.29x = 2,154,789,200.61
  5. Step 5: Solve for x
    x = 2,154,789,200.61/53,215.29
  6. Step 6: Final answer
    x = 40,491.92

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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.