Home / 133,023.15-199,534.20-39,528.90

Finding the Fourth Proportional to 133,023.15, 199,534.20 and 39,528.90

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Solution

The fourth proportional to 133,023.15, 199,534.20 and 39,528.90 is: 59,293.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,023.15 : 199,534.20 = 39,528.90 : x
  2. Step 2: Convert to fraction form
    133,023.15/199,534.20 = 39,528.90/x
  3. Step 3: Cross multiply
    133,023.15x = 199,534.20 × 39,528.90
  4. Step 4: Simplify right side
    133,023.15x = 7,887,367,438.38
  5. Step 5: Solve for x
    x = 7,887,367,438.38/133,023.15
  6. Step 6: Final answer
    x = 59,293.19

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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.