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Finding the Fourth Proportional to 67,044.01, 100,564.69 and 27,061.93

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Solution

The fourth proportional to 67,044.01, 100,564.69 and 27,061.93 is: 40,592.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,044.01 : 100,564.69 = 27,061.93 : x
  2. Step 2: Convert to fraction form
    67,044.01/100,564.69 = 27,061.93/x
  3. Step 3: Cross multiply
    67,044.01x = 100,564.69 × 27,061.93
  4. Step 4: Simplify right side
    67,044.01x = 2,721,474,282.19
  5. Step 5: Solve for x
    x = 2,721,474,282.19/67,044.01
  6. Step 6: Final answer
    x = 40,592.36

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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.