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Finding the Fourth Proportional to 96,618.42, 133,265.96 and 93,367.08

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Solution

The fourth proportional to 96,618.42, 133,265.96 and 93,367.08 is: 128,781.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,618.42 : 133,265.96 = 93,367.08 : x
  2. Step 2: Convert to fraction form
    96,618.42/133,265.96 = 93,367.08/x
  3. Step 3: Cross multiply
    96,618.42x = 133,265.96 × 93,367.08
  4. Step 4: Simplify right side
    96,618.42x = 12,442,653,431.89
  5. Step 5: Solve for x
    x = 12,442,653,431.89/96,618.42
  6. Step 6: Final answer
    x = 128,781.38

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.