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Finding the Fourth Proportional to 96,758.39, 133,526.90 and 53,737.98

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Solution

The fourth proportional to 96,758.39, 133,526.90 and 53,737.98 is: 74,158.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,758.39 : 133,526.90 = 53,737.98 : x
  2. Step 2: Convert to fraction form
    96,758.39/133,526.90 = 53,737.98/x
  3. Step 3: Cross multiply
    96,758.39x = 133,526.90 × 53,737.98
  4. Step 4: Simplify right side
    96,758.39x = 7,175,465,612.97
  5. Step 5: Solve for x
    x = 7,175,465,612.97/96,758.39
  6. Step 6: Final answer
    x = 74,158.59

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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.