Home / 123,569.20-185,353.80-34,821.55

Finding the Fourth Proportional to 123,569.20, 185,353.80 and 34,821.55

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Solution

The fourth proportional to 123,569.20, 185,353.80 and 34,821.55 is: 52,232.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,569.20 : 185,353.80 = 34,821.55 : x
  2. Step 2: Convert to fraction form
    123,569.20/185,353.80 = 34,821.55/x
  3. Step 3: Cross multiply
    123,569.20x = 185,353.80 × 34,821.55
  4. Step 4: Simplify right side
    123,569.20x = 6,454,306,614.39
  5. Step 5: Solve for x
    x = 6,454,306,614.39/123,569.20
  6. Step 6: Final answer
    x = 52,232.33

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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.