Home / 107,330.39-148,116.60-58,934.41

Finding the Fourth Proportional to 107,330.39, 148,116.60 and 58,934.41

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Solution

The fourth proportional to 107,330.39, 148,116.60 and 58,934.41 is: 81,329.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,330.39 : 148,116.60 = 58,934.41 : x
  2. Step 2: Convert to fraction form
    107,330.39/148,116.60 = 58,934.41/x
  3. Step 3: Cross multiply
    107,330.39x = 148,116.60 × 58,934.41
  4. Step 4: Simplify right side
    107,330.39x = 8,729,164,432.21
  5. Step 5: Solve for x
    x = 8,729,164,432.21/107,330.39
  6. Step 6: Final answer
    x = 81,329.85

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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.