Home / 175,363.92-263,132.28-81,876.24

Finding the Fourth Proportional to 175,363.92, 263,132.28 and 81,876.24

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Solution

The fourth proportional to 175,363.92, 263,132.28 and 81,876.24 is: 122,854.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,363.92 : 263,132.28 = 81,876.24 : x
  2. Step 2: Convert to fraction form
    175,363.92/263,132.28 = 81,876.24/x
  3. Step 3: Cross multiply
    175,363.92x = 263,132.28 × 81,876.24
  4. Step 4: Simplify right side
    175,363.92x = 21,544,281,709.03
  5. Step 5: Solve for x
    x = 21,544,281,709.03/175,363.92
  6. Step 6: Final answer
    x = 122,854.70

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1.5x scale

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.