Home / 185,947.92-256,609.82-101,065.19

Finding the Fourth Proportional to 185,947.92, 256,609.82 and 101,065.19

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Solution

The fourth proportional to 185,947.92, 256,609.82 and 101,065.19 is: 139,470.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,947.92 : 256,609.82 = 101,065.19 : x
  2. Step 2: Convert to fraction form
    185,947.92/256,609.82 = 101,065.19/x
  3. Step 3: Cross multiply
    185,947.92x = 256,609.82 × 101,065.19
  4. Step 4: Simplify right side
    185,947.92x = 25,934,320,214.17
  5. Step 5: Solve for x
    x = 25,934,320,214.17/185,947.92
  6. Step 6: Final answer
    x = 139,470.88

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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.