Home / 66,560.92-99,839.46-17,312.92

Finding the Fourth Proportional to 66,560.92, 99,839.46 and 17,312.92

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Solution

The fourth proportional to 66,560.92, 99,839.46 and 17,312.92 is: 25,968.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,560.92 : 99,839.46 = 17,312.92 : x
  2. Step 2: Convert to fraction form
    66,560.92/99,839.46 = 17,312.92/x
  3. Step 3: Cross multiply
    66,560.92x = 99,839.46 × 17,312.92
  4. Step 4: Simplify right side
    66,560.92x = 1,728,512,583.82
  5. Step 5: Solve for x
    x = 1,728,512,583.82/66,560.92
  6. Step 6: Final answer
    x = 25,968.88

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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.