Home / 67,756.37-101,579.13-25,612.61

Finding the Fourth Proportional to 67,756.37, 101,579.13 and 25,612.61

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Solution

The fourth proportional to 67,756.37, 101,579.13 and 25,612.61 is: 38,397.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,756.37 : 101,579.13 = 25,612.61 : x
  2. Step 2: Convert to fraction form
    67,756.37/101,579.13 = 25,612.61/x
  3. Step 3: Cross multiply
    67,756.37x = 101,579.13 × 25,612.61
  4. Step 4: Simplify right side
    67,756.37x = 2,601,706,132.93
  5. Step 5: Solve for x
    x = 2,601,706,132.93/67,756.37
  6. Step 6: Final answer
    x = 38,397.96

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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.