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Finding the Fourth Proportional to 195,671.66, 293,591.03 and 83,404.72

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Solution

The fourth proportional to 195,671.66, 293,591.03 and 83,404.72 is: 125,142.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,671.66 : 293,591.03 = 83,404.72 : x
  2. Step 2: Convert to fraction form
    195,671.66/293,591.03 = 83,404.72/x
  3. Step 3: Cross multiply
    195,671.66x = 293,591.03 × 83,404.72
  4. Step 4: Simplify right side
    195,671.66x = 24,486,877,651.66
  5. Step 5: Solve for x
    x = 24,486,877,651.66/195,671.66
  6. Step 6: Final answer
    x = 125,142.69

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.