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Finding the Fourth Proportional to 101,101.65, 151,707.15 and 41,943.30

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Solution

The fourth proportional to 101,101.65, 151,707.15 and 41,943.30 is: 62,937.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,101.65 : 151,707.15 = 41,943.30 : x
  2. Step 2: Convert to fraction form
    101,101.65/151,707.15 = 41,943.30/x
  3. Step 3: Cross multiply
    101,101.65x = 151,707.15 × 41,943.30
  4. Step 4: Simplify right side
    101,101.65x = 6,363,098,504.60
  5. Step 5: Solve for x
    x = 6,363,098,504.60/101,101.65
  6. Step 6: Final answer
    x = 62,937.63

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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.