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Finding the Fourth Proportional to 242,137.80, 363,077.10 and 101,737.80

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Solution

The fourth proportional to 242,137.80, 363,077.10 and 101,737.80 is: 152,552.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,137.80 : 363,077.10 = 101,737.80 : x
  2. Step 2: Convert to fraction form
    242,137.80/363,077.10 = 101,737.80/x
  3. Step 3: Cross multiply
    242,137.80x = 363,077.10 × 101,737.80
  4. Step 4: Simplify right side
    242,137.80x = 36,938,665,384.38
  5. Step 5: Solve for x
    x = 36,938,665,384.38/242,137.80
  6. Step 6: Final answer
    x = 152,552.25

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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.