Home / 247,557.43-341,619.41-140,149.74

Finding the Fourth Proportional to 247,557.43, 341,619.41 and 140,149.74

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Solution

The fourth proportional to 247,557.43, 341,619.41 and 140,149.74 is: 193,401.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,557.43 : 341,619.41 = 140,149.74 : x
  2. Step 2: Convert to fraction form
    247,557.43/341,619.41 = 140,149.74/x
  3. Step 3: Cross multiply
    247,557.43x = 341,619.41 × 140,149.74
  4. Step 4: Simplify right side
    247,557.43x = 47,877,870,789.70
  5. Step 5: Solve for x
    x = 47,877,870,789.70/247,557.43
  6. Step 6: Final answer
    x = 193,401.07

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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.