Home / 53,772.28-74,207.46-29,899.96

Finding the Fourth Proportional to 53,772.28, 74,207.46 and 29,899.96

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Solution

The fourth proportional to 53,772.28, 74,207.46 and 29,899.96 is: 41,262.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,772.28 : 74,207.46 = 29,899.96 : x
  2. Step 2: Convert to fraction form
    53,772.28/74,207.46 = 29,899.96/x
  3. Step 3: Cross multiply
    53,772.28x = 74,207.46 × 29,899.96
  4. Step 4: Simplify right side
    53,772.28x = 2,218,800,085.70
  5. Step 5: Solve for x
    x = 2,218,800,085.70/53,772.28
  6. Step 6: Final answer
    x = 41,262.90

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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.