Home / 93,386.56-129,418.66-91,614.40

Finding the Fourth Proportional to 93,386.56, 129,418.66 and 91,614.40

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Solution

The fourth proportional to 93,386.56, 129,418.66 and 91,614.40 is: 126,962.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,386.56 : 129,418.66 = 91,614.40 : x
  2. Step 2: Convert to fraction form
    93,386.56/129,418.66 = 91,614.40/x
  3. Step 3: Cross multiply
    93,386.56x = 129,418.66 × 91,614.40
  4. Step 4: Simplify right side
    93,386.56x = 11,856,612,884.70
  5. Step 5: Solve for x
    x = 11,856,612,884.70/93,386.56
  6. Step 6: Final answer
    x = 126,962.73

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.