Home / 181,211.28-271,814.76-127,682.16

Finding the Fourth Proportional to 181,211.28, 271,814.76 and 127,682.16

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Solution

The fourth proportional to 181,211.28, 271,814.76 and 127,682.16 is: 191,521.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,211.28 : 271,814.76 = 127,682.16 : x
  2. Step 2: Convert to fraction form
    181,211.28/271,814.76 = 127,682.16/x
  3. Step 3: Cross multiply
    181,211.28x = 271,814.76 × 127,682.16
  4. Step 4: Simplify right side
    181,211.28x = 34,705,895,676.68
  5. Step 5: Solve for x
    x = 34,705,895,676.68/181,211.28
  6. Step 6: Final answer
    x = 191,521.72

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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.