Home / 115,951.20-173,926.80-92,623.20

Finding the Fourth Proportional to 115,951.20, 173,926.80 and 92,623.20

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Solution

The fourth proportional to 115,951.20, 173,926.80 and 92,623.20 is: 138,934.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,951.20 : 173,926.80 = 92,623.20 : x
  2. Step 2: Convert to fraction form
    115,951.20/173,926.80 = 92,623.20/x
  3. Step 3: Cross multiply
    115,951.20x = 173,926.80 × 92,623.20
  4. Step 4: Simplify right side
    115,951.20x = 16,109,656,781.76
  5. Step 5: Solve for x
    x = 16,109,656,781.76/115,951.20
  6. Step 6: Final answer
    x = 138,934.80

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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.