Home / 181,617.99-272,394.78-55,227.61

Finding the Fourth Proportional to 181,617.99, 272,394.78 and 55,227.61

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Solution

The fourth proportional to 181,617.99, 272,394.78 and 55,227.61 is: 82,831.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,617.99 : 272,394.78 = 55,227.61 : x
  2. Step 2: Convert to fraction form
    181,617.99/272,394.78 = 55,227.61/x
  3. Step 3: Cross multiply
    181,617.99x = 272,394.78 × 55,227.61
  4. Step 4: Simplify right side
    181,617.99x = 15,043,712,675.88
  5. Step 5: Solve for x
    x = 15,043,712,675.88/181,617.99
  6. Step 6: Final answer
    x = 82,831.62

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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.