Home / 220,452.32-304,226.10-124,941.18

Finding the Fourth Proportional to 220,452.32, 304,226.10 and 124,941.18

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Solution

The fourth proportional to 220,452.32, 304,226.10 and 124,941.18 is: 172,419.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,452.32 : 304,226.10 = 124,941.18 : x
  2. Step 2: Convert to fraction form
    220,452.32/304,226.10 = 124,941.18/x
  3. Step 3: Cross multiply
    220,452.32x = 304,226.10 × 124,941.18
  4. Step 4: Simplify right side
    220,452.32x = 38,010,367,920.80
  5. Step 5: Solve for x
    x = 38,010,367,920.80/220,452.32
  6. Step 6: Final answer
    x = 172,419.90

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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.