Home / 107,876.39-148,874.46-60,130.09

Finding the Fourth Proportional to 107,876.39, 148,874.46 and 60,130.09

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Solution

The fourth proportional to 107,876.39, 148,874.46 and 60,130.09 is: 82,982.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,876.39 : 148,874.46 = 60,130.09 : x
  2. Step 2: Convert to fraction form
    107,876.39/148,874.46 = 60,130.09/x
  3. Step 3: Cross multiply
    107,876.39x = 148,874.46 × 60,130.09
  4. Step 4: Simplify right side
    107,876.39x = 8,951,833,934.13
  5. Step 5: Solve for x
    x = 8,951,833,934.13/107,876.39
  6. Step 6: Final answer
    x = 82,982.33

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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.