Home / 130,201.92-194,984.38-117,580.20

Finding the Fourth Proportional to 130,201.92, 194,984.38 and 117,580.20

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Solution

The fourth proportional to 130,201.92, 194,984.38 and 117,580.20 is: 176,082.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,201.92 : 194,984.38 = 117,580.20 : x
  2. Step 2: Convert to fraction form
    130,201.92/194,984.38 = 117,580.20/x
  3. Step 3: Cross multiply
    130,201.92x = 194,984.38 × 117,580.20
  4. Step 4: Simplify right side
    130,201.92x = 22,926,302,397.28
  5. Step 5: Solve for x
    x = 22,926,302,397.28/130,201.92
  6. Step 6: Final answer
    x = 176,082.68

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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.