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Finding the Fourth Proportional to 67,370.49, 101,068.74 and 25,814.25

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Solution

The fourth proportional to 67,370.49, 101,068.74 and 25,814.25 is: 38,726.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,370.49 : 101,068.74 = 25,814.25 : x
  2. Step 2: Convert to fraction form
    67,370.49/101,068.74 = 25,814.25/x
  3. Step 3: Cross multiply
    67,370.49x = 101,068.74 × 25,814.25
  4. Step 4: Simplify right side
    67,370.49x = 2,609,013,721.55
  5. Step 5: Solve for x
    x = 2,609,013,721.55/67,370.49
  6. Step 6: Final answer
    x = 38,726.36

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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.