Home / 131,966.60-197,961.55-37,197.58

Finding the Fourth Proportional to 131,966.60, 197,961.55 and 37,197.58

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Solution

The fourth proportional to 131,966.60, 197,961.55 and 37,197.58 is: 55,799.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,966.60 : 197,961.55 = 37,197.58 : x
  2. Step 2: Convert to fraction form
    131,966.60/197,961.55 = 37,197.58/x
  3. Step 3: Cross multiply
    131,966.60x = 197,961.55 × 37,197.58
  4. Step 4: Simplify right side
    131,966.60x = 7,363,690,585.57
  5. Step 5: Solve for x
    x = 7,363,690,585.57/131,966.60
  6. Step 6: Final answer
    x = 55,799.65

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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.