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Finding the Fourth Proportional to 68,468.30, 96,132.10 and 68,468.30

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Solution

The fourth proportional to 68,468.30, 96,132.10 and 68,468.30 is: 96,132.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,468.30 : 96,132.10 = 68,468.30 : x
  2. Step 2: Convert to fraction form
    68,468.30/96,132.10 = 68,468.30/x
  3. Step 3: Cross multiply
    68,468.30x = 96,132.10 × 68,468.30
  4. Step 4: Simplify right side
    68,468.30x = 6,582,001,462.43
  5. Step 5: Solve for x
    x = 6,582,001,462.43/68,468.30
  6. Step 6: Final answer
    x = 96,132.10

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.