Home / 220,432.74-304,200.69-124,937.37

Finding the Fourth Proportional to 220,432.74, 304,200.69 and 124,937.37

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Solution

The fourth proportional to 220,432.74, 304,200.69 and 124,937.37 is: 172,415.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,432.74 : 304,200.69 = 124,937.37 : x
  2. Step 2: Convert to fraction form
    220,432.74/304,200.69 = 124,937.37/x
  3. Step 3: Cross multiply
    220,432.74x = 304,200.69 × 124,937.37
  4. Step 4: Simplify right side
    220,432.74x = 38,006,034,160.79
  5. Step 5: Solve for x
    x = 38,006,034,160.79/220,432.74
  6. Step 6: Final answer
    x = 172,415.56

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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.