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Finding the Fourth Proportional to 75,206.52, 103,781.88 and 44,973.90

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Solution

The fourth proportional to 75,206.52, 103,781.88 and 44,973.90 is: 62,062.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,206.52 : 103,781.88 = 44,973.90 : x
  2. Step 2: Convert to fraction form
    75,206.52/103,781.88 = 44,973.90/x
  3. Step 3: Cross multiply
    75,206.52x = 103,781.88 × 44,973.90
  4. Step 4: Simplify right side
    75,206.52x = 4,667,475,892.93
  5. Step 5: Solve for x
    x = 4,667,475,892.93/75,206.52
  6. Step 6: Final answer
    x = 62,062.12

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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.