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Finding the Fourth Proportional to 60,001.40, 89,930.10 and 41,281.40

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Solution

The fourth proportional to 60,001.40, 89,930.10 and 41,281.40 is: 61,872.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,001.40 : 89,930.10 = 41,281.40 : x
  2. Step 2: Convert to fraction form
    60,001.40/89,930.10 = 41,281.40/x
  3. Step 3: Cross multiply
    60,001.40x = 89,930.10 × 41,281.40
  4. Step 4: Simplify right side
    60,001.40x = 3,712,440,430.14
  5. Step 5: Solve for x
    x = 3,712,440,430.14/60,001.40
  6. Step 6: Final answer
    x = 61,872.56

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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.