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Finding the Fourth Proportional to 65,434.88, 98,132.88 and 23,885.12

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Solution

The fourth proportional to 65,434.88, 98,132.88 and 23,885.12 is: 35,820.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,434.88 : 98,132.88 = 23,885.12 : x
  2. Step 2: Convert to fraction form
    65,434.88/98,132.88 = 23,885.12/x
  3. Step 3: Cross multiply
    65,434.88x = 98,132.88 × 23,885.12
  4. Step 4: Simplify right side
    65,434.88x = 2,343,915,614.75
  5. Step 5: Solve for x
    x = 2,343,915,614.75/65,434.88
  6. Step 6: Final answer
    x = 35,820.58

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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.