Home / 126,508.08-174,581.68-69,148.56

Finding the Fourth Proportional to 126,508.08, 174,581.68 and 69,148.56

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Solution

The fourth proportional to 126,508.08, 174,581.68 and 69,148.56 is: 95,425.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,508.08 : 174,581.68 = 69,148.56 : x
  2. Step 2: Convert to fraction form
    126,508.08/174,581.68 = 69,148.56/x
  3. Step 3: Cross multiply
    126,508.08x = 174,581.68 × 69,148.56
  4. Step 4: Simplify right side
    126,508.08x = 12,072,071,774.38
  5. Step 5: Solve for x
    x = 12,072,071,774.38/126,508.08
  6. Step 6: Final answer
    x = 95,425.30

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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.