Home / 87,340.14-120,514.67-49,094.64

Finding the Fourth Proportional to 87,340.14, 120,514.67 and 49,094.64

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Solution

The fourth proportional to 87,340.14, 120,514.67 and 49,094.64 is: 67,742.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,340.14 : 120,514.67 = 49,094.64 : x
  2. Step 2: Convert to fraction form
    87,340.14/120,514.67 = 49,094.64/x
  3. Step 3: Cross multiply
    87,340.14x = 120,514.67 × 49,094.64
  4. Step 4: Simplify right side
    87,340.14x = 5,916,624,277.00
  5. Step 5: Solve for x
    x = 5,916,624,277.00/87,340.14
  6. Step 6: Final answer
    x = 67,742.33

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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.