Home / 222,862.92-307,545.28-124,744.78

Finding the Fourth Proportional to 222,862.92, 307,545.28 and 124,744.78

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Solution

The fourth proportional to 222,862.92, 307,545.28 and 124,744.78 is: 172,144.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,862.92 : 307,545.28 = 124,744.78 : x
  2. Step 2: Convert to fraction form
    222,862.92/307,545.28 = 124,744.78/x
  3. Step 3: Cross multiply
    222,862.92x = 307,545.28 × 124,744.78
  4. Step 4: Simplify right side
    222,862.92x = 38,364,668,293.64
  5. Step 5: Solve for x
    x = 38,364,668,293.64/222,862.92
  6. Step 6: Final answer
    x = 172,144.69

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1.5x scale

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.