Home / 65,980.28-98,951.07-18,592.22

Finding the Fourth Proportional to 65,980.28, 98,951.07 and 18,592.22

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Solution

The fourth proportional to 65,980.28, 98,951.07 and 18,592.22 is: 27,882.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,980.28 : 98,951.07 = 18,592.22 : x
  2. Step 2: Convert to fraction form
    65,980.28/98,951.07 = 18,592.22/x
  3. Step 3: Cross multiply
    65,980.28x = 98,951.07 × 18,592.22
  4. Step 4: Simplify right side
    65,980.28x = 1,839,720,062.68
  5. Step 5: Solve for x
    x = 1,839,720,062.68/65,980.28
  6. Step 6: Final answer
    x = 27,882.88

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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.