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Finding the Fourth Proportional to 101,377.68, 152,070.20 and 34,817.42

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Solution

The fourth proportional to 101,377.68, 152,070.20 and 34,817.42 is: 52,227.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,377.68 : 152,070.20 = 34,817.42 : x
  2. Step 2: Convert to fraction form
    101,377.68/152,070.20 = 34,817.42/x
  3. Step 3: Cross multiply
    101,377.68x = 152,070.20 × 34,817.42
  4. Step 4: Simplify right side
    101,377.68x = 5,294,691,088.45
  5. Step 5: Solve for x
    x = 5,294,691,088.45/101,377.68
  6. Step 6: Final answer
    x = 52,227.38

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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.