Home / 91,824.60-137,769.30-88,584.60

Finding the Fourth Proportional to 91,824.60, 137,769.30 and 88,584.60

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Solution

The fourth proportional to 91,824.60, 137,769.30 and 88,584.60 is: 132,908.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,824.60 : 137,769.30 = 88,584.60 : x
  2. Step 2: Convert to fraction form
    91,824.60/137,769.30 = 88,584.60/x
  3. Step 3: Cross multiply
    91,824.60x = 137,769.30 × 88,584.60
  4. Step 4: Simplify right side
    91,824.60x = 12,204,238,332.78
  5. Step 5: Solve for x
    x = 12,204,238,332.78/91,824.60
  6. Step 6: Final answer
    x = 132,908.16

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.