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Finding the Fourth Proportional to 162,572.56, 224,306.88 and 111,600.88

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Solution

The fourth proportional to 162,572.56, 224,306.88 and 111,600.88 is: 153,979.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,572.56 : 224,306.88 = 111,600.88 : x
  2. Step 2: Convert to fraction form
    162,572.56/224,306.88 = 111,600.88/x
  3. Step 3: Cross multiply
    162,572.56x = 224,306.88 × 111,600.88
  4. Step 4: Simplify right side
    162,572.56x = 25,032,845,198.05
  5. Step 5: Solve for x
    x = 25,032,845,198.05/162,572.56
  6. Step 6: Final answer
    x = 153,979.52

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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.