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Finding the Fourth Proportional to 96,616.85, 135,355.75 and 96,616.85

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Solution

The fourth proportional to 96,616.85, 135,355.75 and 96,616.85 is: 135,355.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,616.85 : 135,355.75 = 96,616.85 : x
  2. Step 2: Convert to fraction form
    96,616.85/135,355.75 = 96,616.85/x
  3. Step 3: Cross multiply
    96,616.85x = 135,355.75 × 96,616.85
  4. Step 4: Simplify right side
    96,616.85x = 13,077,646,194.39
  5. Step 5: Solve for x
    x = 13,077,646,194.39/96,616.85
  6. Step 6: Final answer
    x = 135,355.75

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1.5x scale

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.