Home / 131,117.20-196,676.88-37,625.92

Finding the Fourth Proportional to 131,117.20, 196,676.88 and 37,625.92

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Solution

The fourth proportional to 131,117.20, 196,676.88 and 37,625.92 is: 56,439.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,117.20 : 196,676.88 = 37,625.92 : x
  2. Step 2: Convert to fraction form
    131,117.20/196,676.88 = 37,625.92/x
  3. Step 3: Cross multiply
    131,117.20x = 196,676.88 × 37,625.92
  4. Step 4: Simplify right side
    131,117.20x = 7,400,148,552.73
  5. Step 5: Solve for x
    x = 7,400,148,552.73/131,117.20
  6. Step 6: Final answer
    x = 56,439.19

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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.