Home / 220,193.43-303,856.77-124,700.82

Finding the Fourth Proportional to 220,193.43, 303,856.77 and 124,700.82

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Solution

The fourth proportional to 220,193.43, 303,856.77 and 124,700.82 is: 172,081.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,193.43 : 303,856.77 = 124,700.82 : x
  2. Step 2: Convert to fraction form
    220,193.43/303,856.77 = 124,700.82/x
  3. Step 3: Cross multiply
    220,193.43x = 303,856.77 × 124,700.82
  4. Step 4: Simplify right side
    220,193.43x = 37,891,188,381.55
  5. Step 5: Solve for x
    x = 37,891,188,381.55/220,193.43
  6. Step 6: Final answer
    x = 172,081.38

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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.