Home / 53,215.42-73,440.59-29,342.06

Finding the Fourth Proportional to 53,215.42, 73,440.59 and 29,342.06

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Solution

The fourth proportional to 53,215.42, 73,440.59 and 29,342.06 is: 40,493.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,215.42 : 73,440.59 = 29,342.06 : x
  2. Step 2: Convert to fraction form
    53,215.42/73,440.59 = 29,342.06/x
  3. Step 3: Cross multiply
    53,215.42x = 73,440.59 × 29,342.06
  4. Step 4: Simplify right side
    53,215.42x = 2,154,898,198.22
  5. Step 5: Solve for x
    x = 2,154,898,198.22/53,215.42
  6. Step 6: Final answer
    x = 40,493.87

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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.