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Finding the Fourth Proportional to 162,116.52, 223,719.92 and 94,150.20

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Solution

The fourth proportional to 162,116.52, 223,719.92 and 94,150.20 is: 129,926.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,116.52 : 223,719.92 = 94,150.20 : x
  2. Step 2: Convert to fraction form
    162,116.52/223,719.92 = 94,150.20/x
  3. Step 3: Cross multiply
    162,116.52x = 223,719.92 × 94,150.20
  4. Step 4: Simplify right side
    162,116.52x = 21,063,275,211.98
  5. Step 5: Solve for x
    x = 21,063,275,211.98/162,116.52
  6. Step 6: Final answer
    x = 129,926.77

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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.