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Finding the Fourth Proportional to 94,179,612.20, 131,549,126.20 and 94,179,612.20

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Solution

The fourth proportional to 94,179,612.20, 131,549,126.20 and 94,179,612.20 is: 131,549,126.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,179,612.20 : 131,549,126.20 = 94,179,612.20 : x
  2. Step 2: Convert to fraction form
    94,179,612.20/131,549,126.20 = 94,179,612.20/x
  3. Step 3: Cross multiply
    94,179,612.20x = 131,549,126.20 × 94,179,612.20
  4. Step 4: Simplify right side
    94,179,612.20x = 12,389,245,690,764,860
  5. Step 5: Solve for x
    x = 12,389,245,690,764,860/94,179,612.20
  6. Step 6: Final answer
    x = 131,549,126.20

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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.