Home / 187,184.08-280,760.35-80,563.73

Finding the Fourth Proportional to 187,184.08, 280,760.35 and 80,563.73

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Solution

The fourth proportional to 187,184.08, 280,760.35 and 80,563.73 is: 120,838.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,184.08 : 280,760.35 = 80,563.73 : x
  2. Step 2: Convert to fraction form
    187,184.08/280,760.35 = 80,563.73/x
  3. Step 3: Cross multiply
    187,184.08x = 280,760.35 × 80,563.73
  4. Step 4: Simplify right side
    187,184.08x = 22,619,101,032.11
  5. Step 5: Solve for x
    x = 22,619,101,032.11/187,184.08
  6. Step 6: Final answer
    x = 120,838.81

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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.