Home / 87,340.08-120,525.84-49,610.16

Finding the Fourth Proportional to 87,340.08, 120,525.84 and 49,610.16

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Solution

The fourth proportional to 87,340.08, 120,525.84 and 49,610.16 is: 68,460.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,340.08 : 120,525.84 = 49,610.16 : x
  2. Step 2: Convert to fraction form
    87,340.08/120,525.84 = 49,610.16/x
  3. Step 3: Cross multiply
    87,340.08x = 120,525.84 × 49,610.16
  4. Step 4: Simplify right side
    87,340.08x = 5,979,306,206.53
  5. Step 5: Solve for x
    x = 5,979,306,206.53/87,340.08
  6. Step 6: Final answer
    x = 68,460.05

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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.