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Finding the Fourth Proportional to 75,104.72, 103,637.42 and 44,884.02

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Solution

The fourth proportional to 75,104.72, 103,637.42 and 44,884.02 is: 61,935.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,104.72 : 103,637.42 = 44,884.02 : x
  2. Step 2: Convert to fraction form
    75,104.72/103,637.42 = 44,884.02/x
  3. Step 3: Cross multiply
    75,104.72x = 103,637.42 × 44,884.02
  4. Step 4: Simplify right side
    75,104.72x = 4,651,663,807.61
  5. Step 5: Solve for x
    x = 4,651,663,807.61/75,104.72
  6. Step 6: Final answer
    x = 61,935.71

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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.