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Finding the Fourth Proportional to 107,473.92, 148,267.96 and 67,117.62

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Solution

The fourth proportional to 107,473.92, 148,267.96 and 67,117.62 is: 92,593.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,473.92 : 148,267.96 = 67,117.62 : x
  2. Step 2: Convert to fraction form
    107,473.92/148,267.96 = 67,117.62/x
  3. Step 3: Cross multiply
    107,473.92x = 148,267.96 × 67,117.62
  4. Step 4: Simplify right side
    107,473.92x = 9,951,392,597.46
  5. Step 5: Solve for x
    x = 9,951,392,597.46/107,473.92
  6. Step 6: Final answer
    x = 92,593.56

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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.