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Finding the Fourth Proportional to 52,614.54, 72,608.22 and 28,741.50

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Solution

The fourth proportional to 52,614.54, 72,608.22 and 28,741.50 is: 39,663.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,614.54 : 72,608.22 = 28,741.50 : x
  2. Step 2: Convert to fraction form
    52,614.54/72,608.22 = 28,741.50/x
  3. Step 3: Cross multiply
    52,614.54x = 72,608.22 × 28,741.50
  4. Step 4: Simplify right side
    52,614.54x = 2,086,869,155.13
  5. Step 5: Solve for x
    x = 2,086,869,155.13/52,614.54
  6. Step 6: Final answer
    x = 39,663.35

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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.