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Finding the Fourth Proportional to 95,646.80, 131,805.96 and 94,480.40

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Solution

The fourth proportional to 95,646.80, 131,805.96 and 94,480.40 is: 130,198.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,646.80 : 131,805.96 = 94,480.40 : x
  2. Step 2: Convert to fraction form
    95,646.80/131,805.96 = 94,480.40/x
  3. Step 3: Cross multiply
    95,646.80x = 131,805.96 × 94,480.40
  4. Step 4: Simplify right side
    95,646.80x = 12,453,079,823.18
  5. Step 5: Solve for x
    x = 12,453,079,823.18/95,646.80
  6. Step 6: Final answer
    x = 130,198.60

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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.