Home / 181,972.80-272,959.20-63,631.80

Finding the Fourth Proportional to 181,972.80, 272,959.20 and 63,631.80

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Solution

The fourth proportional to 181,972.80, 272,959.20 and 63,631.80 is: 95,447.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,972.80 : 272,959.20 = 63,631.80 : x
  2. Step 2: Convert to fraction form
    181,972.80/272,959.20 = 63,631.80/x
  3. Step 3: Cross multiply
    181,972.80x = 272,959.20 × 63,631.80
  4. Step 4: Simplify right side
    181,972.80x = 17,368,885,222.56
  5. Step 5: Solve for x
    x = 17,368,885,222.56/181,972.80
  6. Step 6: Final answer
    x = 95,447.70

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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.