Home / 90,449.01-124,819.92-50,166.50

Finding the Fourth Proportional to 90,449.01, 124,819.92 and 50,166.50

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Solution

The fourth proportional to 90,449.01, 124,819.92 and 50,166.50 is: 69,229.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,449.01 : 124,819.92 = 50,166.50 : x
  2. Step 2: Convert to fraction form
    90,449.01/124,819.92 = 50,166.50/x
  3. Step 3: Cross multiply
    90,449.01x = 124,819.92 × 50,166.50
  4. Step 4: Simplify right side
    90,449.01x = 6,261,777,892.58
  5. Step 5: Solve for x
    x = 6,261,777,892.58/90,449.01
  6. Step 6: Final answer
    x = 69,229.92

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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.