Home / 140,250.76-193,545.88-82,910.75

Finding the Fourth Proportional to 140,250.76, 193,545.88 and 82,910.75

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Solution

The fourth proportional to 140,250.76, 193,545.88 and 82,910.75 is: 114,416.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,250.76 : 193,545.88 = 82,910.75 : x
  2. Step 2: Convert to fraction form
    140,250.76/193,545.88 = 82,910.75/x
  3. Step 3: Cross multiply
    140,250.76x = 193,545.88 × 82,910.75
  4. Step 4: Simplify right side
    140,250.76x = 16,047,032,895.20
  5. Step 5: Solve for x
    x = 16,047,032,895.20/140,250.76
  6. Step 6: Final answer
    x = 114,416.73

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.