Home / 42,451.20-63,538.20-29,263.68

Finding the Fourth Proportional to 42,451.20, 63,538.20 and 29,263.68

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Solution

The fourth proportional to 42,451.20, 63,538.20 and 29,263.68 is: 43,799.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,451.20 : 63,538.20 = 29,263.68 : x
  2. Step 2: Convert to fraction form
    42,451.20/63,538.20 = 29,263.68/x
  3. Step 3: Cross multiply
    42,451.20x = 63,538.20 × 29,263.68
  4. Step 4: Simplify right side
    42,451.20x = 1,859,361,552.58
  5. Step 5: Solve for x
    x = 1,859,361,552.58/42,451.20
  6. Step 6: Final answer
    x = 43,799.98

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.