Home / 107,363.76-148,151.16-62,677.68

Finding the Fourth Proportional to 107,363.76, 148,151.16 and 62,677.68

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Solution

The fourth proportional to 107,363.76, 148,151.16 and 62,677.68 is: 86,488.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,363.76 : 148,151.16 = 62,677.68 : x
  2. Step 2: Convert to fraction form
    107,363.76/148,151.16 = 62,677.68/x
  3. Step 3: Cross multiply
    107,363.76x = 148,151.16 × 62,677.68
  4. Step 4: Simplify right side
    107,363.76x = 9,285,770,998.11
  5. Step 5: Solve for x
    x = 9,285,770,998.11/107,363.76
  6. Step 6: Final answer
    x = 86,488.88

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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.