Home / 87,340.27-120,514.84-49,094.77

Finding the Fourth Proportional to 87,340.27, 120,514.84 and 49,094.77

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Solution

The fourth proportional to 87,340.27, 120,514.84 and 49,094.77 is: 67,742.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,340.27 : 120,514.84 = 49,094.77 : x
  2. Step 2: Convert to fraction form
    87,340.27/120,514.84 = 49,094.77/x
  3. Step 3: Cross multiply
    87,340.27x = 120,514.84 × 49,094.77
  4. Step 4: Simplify right side
    87,340.27x = 5,916,648,351.39
  5. Step 5: Solve for x
    x = 5,916,648,351.39/87,340.27
  6. Step 6: Final answer
    x = 67,742.50

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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.