Home / 38,809.20-58,084.20-34,143.60

Finding the Fourth Proportional to 38,809.20, 58,084.20 and 34,143.60

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Solution

The fourth proportional to 38,809.20, 58,084.20 and 34,143.60 is: 51,101.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,809.20 : 58,084.20 = 34,143.60 : x
  2. Step 2: Convert to fraction form
    38,809.20/58,084.20 = 34,143.60/x
  3. Step 3: Cross multiply
    38,809.20x = 58,084.20 × 34,143.60
  4. Step 4: Simplify right side
    38,809.20x = 1,983,203,691.12
  5. Step 5: Solve for x
    x = 1,983,203,691.12/38,809.20
  6. Step 6: Final answer
    x = 51,101.38

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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.