Home / 107,902.13-148,924.17-67,650.39

Finding the Fourth Proportional to 107,902.13, 148,924.17 and 67,650.39

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Solution

The fourth proportional to 107,902.13, 148,924.17 and 67,650.39 is: 93,369.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,902.13 : 148,924.17 = 67,650.39 : x
  2. Step 2: Convert to fraction form
    107,902.13/148,924.17 = 67,650.39/x
  3. Step 3: Cross multiply
    107,902.13x = 148,924.17 × 67,650.39
  4. Step 4: Simplify right side
    107,902.13x = 10,074,778,180.93
  5. Step 5: Solve for x
    x = 10,074,778,180.93/107,902.13
  6. Step 6: Final answer
    x = 93,369.60

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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.