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Finding the Fourth Proportional to 73,693.44, 110,572.80 and 38,624.72

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Solution

The fourth proportional to 73,693.44, 110,572.80 and 38,624.72 is: 57,954.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,693.44 : 110,572.80 = 38,624.72 : x
  2. Step 2: Convert to fraction form
    73,693.44/110,572.80 = 38,624.72/x
  3. Step 3: Cross multiply
    73,693.44x = 110,572.80 × 38,624.72
  4. Step 4: Simplify right side
    73,693.44x = 4,270,843,439.62
  5. Step 5: Solve for x
    x = 4,270,843,439.62/73,693.44
  6. Step 6: Final answer
    x = 57,954.19

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1.5x scale

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.