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Finding the Fourth Proportional to 101,350.60, 152,069.10 and 63,939.40

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Solution

The fourth proportional to 101,350.60, 152,069.10 and 63,939.40 is: 95,936.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,350.60 : 152,069.10 = 63,939.40 : x
  2. Step 2: Convert to fraction form
    101,350.60/152,069.10 = 63,939.40/x
  3. Step 3: Cross multiply
    101,350.60x = 152,069.10 × 63,939.40
  4. Step 4: Simplify right side
    101,350.60x = 9,723,207,012.54
  5. Step 5: Solve for x
    x = 9,723,207,012.54/101,350.60
  6. Step 6: Final answer
    x = 95,936.35

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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.