Home / 67,966.56-101,956.32-25,820.64

Finding the Fourth Proportional to 67,966.56, 101,956.32 and 25,820.64

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Solution

The fourth proportional to 67,966.56, 101,956.32 and 25,820.64 is: 38,733.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,966.56 : 101,956.32 = 25,820.64 : x
  2. Step 2: Convert to fraction form
    67,966.56/101,956.32 = 25,820.64/x
  3. Step 3: Cross multiply
    67,966.56x = 101,956.32 × 25,820.64
  4. Step 4: Simplify right side
    67,966.56x = 2,632,577,434.44
  5. Step 5: Solve for x
    x = 2,632,577,434.44/67,966.56
  6. Step 6: Final answer
    x = 38,733.42

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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.