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Finding the Fourth Proportional to 103,552.69, 155,079.92 and 59,044.51

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Solution

The fourth proportional to 103,552.69, 155,079.92 and 59,044.51 is: 88,424.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,552.69 : 155,079.92 = 59,044.51 : x
  2. Step 2: Convert to fraction form
    103,552.69/155,079.92 = 59,044.51/x
  3. Step 3: Cross multiply
    103,552.69x = 155,079.92 × 59,044.51
  4. Step 4: Simplify right side
    103,552.69x = 9,156,617,204.32
  5. Step 5: Solve for x
    x = 9,156,617,204.32/103,552.69
  6. Step 6: Final answer
    x = 88,424.72

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.