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Finding the Fourth Proportional to 68,701.60, 96,260 and 68,701.60

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Solution

The fourth proportional to 68,701.60, 96,260 and 68,701.60 is: 96,260

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,701.60 : 96,260 = 68,701.60 : x
  2. Step 2: Convert to fraction form
    68,701.60/96,260 = 68,701.60/x
  3. Step 3: Cross multiply
    68,701.60x = 96,260 × 68,701.60
  4. Step 4: Simplify right side
    68,701.60x = 6,613,216,016.00
  5. Step 5: Solve for x
    x = 6,613,216,016.00/68,701.60
  6. Step 6: Final answer
    x = 96,260

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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.