Home / 283,538.04-391,339.08-162,760.92

Finding the Fourth Proportional to 283,538.04, 391,339.08 and 162,760.92

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Solution

The fourth proportional to 283,538.04, 391,339.08 and 162,760.92 is: 224,642.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    283,538.04 : 391,339.08 = 162,760.92 : x
  2. Step 2: Convert to fraction form
    283,538.04/391,339.08 = 162,760.92/x
  3. Step 3: Cross multiply
    283,538.04x = 391,339.08 × 162,760.92
  4. Step 4: Simplify right side
    283,538.04x = 63,694,708,692.75
  5. Step 5: Solve for x
    x = 63,694,708,692.75/283,538.04
  6. Step 6: Final answer
    x = 224,642.55

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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.