Home / 67,949.12-101,963.74-25,864.60

Finding the Fourth Proportional to 67,949.12, 101,963.74 and 25,864.60

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Solution

The fourth proportional to 67,949.12, 101,963.74 and 25,864.60 is: 38,812.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,949.12 : 101,963.74 = 25,864.60 : x
  2. Step 2: Convert to fraction form
    67,949.12/101,963.74 = 25,864.60/x
  3. Step 3: Cross multiply
    67,949.12x = 101,963.74 × 25,864.60
  4. Step 4: Simplify right side
    67,949.12x = 2,637,251,349.60
  5. Step 5: Solve for x
    x = 2,637,251,349.60/67,949.12
  6. Step 6: Final answer
    x = 38,812.15

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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.