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Finding the Fourth Proportional to 67,354.62, 101,031.93 and 36,146.94

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Solution

The fourth proportional to 67,354.62, 101,031.93 and 36,146.94 is: 54,220.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,354.62 : 101,031.93 = 36,146.94 : x
  2. Step 2: Convert to fraction form
    67,354.62/101,031.93 = 36,146.94/x
  3. Step 3: Cross multiply
    67,354.62x = 101,031.93 × 36,146.94
  4. Step 4: Simplify right side
    67,354.62x = 3,651,995,111.79
  5. Step 5: Solve for x
    x = 3,651,995,111.79/67,354.62
  6. Step 6: Final answer
    x = 54,220.41

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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.