Home / 181,996.20-251,146.44-101,432.52

Finding the Fourth Proportional to 181,996.20, 251,146.44 and 101,432.52

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Solution

The fourth proportional to 181,996.20, 251,146.44 and 101,432.52 is: 139,972.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,996.20 : 251,146.44 = 101,432.52 : x
  2. Step 2: Convert to fraction form
    181,996.20/251,146.44 = 101,432.52/x
  3. Step 3: Cross multiply
    181,996.20x = 251,146.44 × 101,432.52
  4. Step 4: Simplify right side
    181,996.20x = 25,474,416,298.23
  5. Step 5: Solve for x
    x = 25,474,416,298.23/181,996.20
  6. Step 6: Final answer
    x = 139,972.24

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.