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Finding the Fourth Proportional to 162,650.77, 224,481.72 and 93,726.88

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Solution

The fourth proportional to 162,650.77, 224,481.72 and 93,726.88 is: 129,356.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,650.77 : 224,481.72 = 93,726.88 : x
  2. Step 2: Convert to fraction form
    162,650.77/224,481.72 = 93,726.88/x
  3. Step 3: Cross multiply
    162,650.77x = 224,481.72 × 93,726.88
  4. Step 4: Simplify right side
    162,650.77x = 21,039,971,232.63
  5. Step 5: Solve for x
    x = 21,039,971,232.63/162,650.77
  6. Step 6: Final answer
    x = 129,356.73

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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.