Home / 107,473.38-148,267.20-67,117.11

Finding the Fourth Proportional to 107,473.38, 148,267.20 and 67,117.11

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Solution

The fourth proportional to 107,473.38, 148,267.20 and 67,117.11 is: 92,592.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,473.38 : 148,267.20 = 67,117.11 : x
  2. Step 2: Convert to fraction form
    107,473.38/148,267.20 = 67,117.11/x
  3. Step 3: Cross multiply
    107,473.38x = 148,267.20 × 67,117.11
  4. Step 4: Simplify right side
    107,473.38x = 9,951,265,971.79
  5. Step 5: Solve for x
    x = 9,951,265,971.79/107,473.38
  6. Step 6: Final answer
    x = 92,592.84

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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.