Home / 123,541.20-185,311.80-34,793.55

Finding the Fourth Proportional to 123,541.20, 185,311.80 and 34,793.55

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Solution

The fourth proportional to 123,541.20, 185,311.80 and 34,793.55 is: 52,190.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,541.20 : 185,311.80 = 34,793.55 : x
  2. Step 2: Convert to fraction form
    123,541.20/185,311.80 = 34,793.55/x
  3. Step 3: Cross multiply
    123,541.20x = 185,311.80 × 34,793.55
  4. Step 4: Simplify right side
    123,541.20x = 6,447,655,378.89
  5. Step 5: Solve for x
    x = 6,447,655,378.89/123,541.20
  6. Step 6: Final answer
    x = 52,190.33

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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.