Home / 51,741.50-71,403.36-29,385.50

Finding the Fourth Proportional to 51,741.50, 71,403.36 and 29,385.50

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Solution

The fourth proportional to 51,741.50, 71,403.36 and 29,385.50 is: 40,552.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,741.50 : 71,403.36 = 29,385.50 : x
  2. Step 2: Convert to fraction form
    51,741.50/71,403.36 = 29,385.50/x
  3. Step 3: Cross multiply
    51,741.50x = 71,403.36 × 29,385.50
  4. Step 4: Simplify right side
    51,741.50x = 2,098,223,435.28
  5. Step 5: Solve for x
    x = 2,098,223,435.28/51,741.50
  6. Step 6: Final answer
    x = 40,552.04

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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.