Home / 83,134.60-124,720.35-23,965.65

Finding the Fourth Proportional to 83,134.60, 124,720.35 and 23,965.65

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Solution

The fourth proportional to 83,134.60, 124,720.35 and 23,965.65 is: 35,953.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,134.60 : 124,720.35 = 23,965.65 : x
  2. Step 2: Convert to fraction form
    83,134.60/124,720.35 = 23,965.65/x
  3. Step 3: Cross multiply
    83,134.60x = 124,720.35 × 23,965.65
  4. Step 4: Simplify right side
    83,134.60x = 2,989,004,166.11
  5. Step 5: Solve for x
    x = 2,989,004,166.11/83,134.60
  6. Step 6: Final answer
    x = 35,953.79

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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.