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Finding the Fourth Proportional to 65,602.76, 98,452.02 and 26,171.18

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Solution

The fourth proportional to 65,602.76, 98,452.02 and 26,171.18 is: 39,275.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,602.76 : 98,452.02 = 26,171.18 : x
  2. Step 2: Convert to fraction form
    65,602.76/98,452.02 = 26,171.18/x
  3. Step 3: Cross multiply
    65,602.76x = 98,452.02 × 26,171.18
  4. Step 4: Simplify right side
    65,602.76x = 2,576,605,536.78
  5. Step 5: Solve for x
    x = 2,576,605,536.78/65,602.76
  6. Step 6: Final answer
    x = 39,275.87

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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.