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Finding the Fourth Proportional to 73,714.69, 101,726.28 and 40,180.69

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Solution

The fourth proportional to 73,714.69, 101,726.28 and 40,180.69 is: 55,449.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,714.69 : 101,726.28 = 40,180.69 : x
  2. Step 2: Convert to fraction form
    73,714.69/101,726.28 = 40,180.69/x
  3. Step 3: Cross multiply
    73,714.69x = 101,726.28 × 40,180.69
  4. Step 4: Simplify right side
    73,714.69x = 4,087,432,248.69
  5. Step 5: Solve for x
    x = 4,087,432,248.69/73,714.69
  6. Step 6: Final answer
    x = 55,449.36

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.