Home / 181,371.15-272,131.11-95,959.76

Finding the Fourth Proportional to 181,371.15, 272,131.11 and 95,959.76

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Solution

The fourth proportional to 181,371.15, 272,131.11 and 95,959.76 is: 143,978.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,371.15 : 272,131.11 = 95,959.76 : x
  2. Step 2: Convert to fraction form
    181,371.15/272,131.11 = 95,959.76/x
  3. Step 3: Cross multiply
    181,371.15x = 272,131.11 × 95,959.76
  4. Step 4: Simplify right side
    181,371.15x = 26,113,634,643.48
  5. Step 5: Solve for x
    x = 26,113,634,643.48/181,371.15
  6. Step 6: Final answer
    x = 143,978.99

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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.