Home / 181,921.60-272,882.40-57,262.60

Finding the Fourth Proportional to 181,921.60, 272,882.40 and 57,262.60

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Solution

The fourth proportional to 181,921.60, 272,882.40 and 57,262.60 is: 85,893.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,921.60 : 272,882.40 = 57,262.60 : x
  2. Step 2: Convert to fraction form
    181,921.60/272,882.40 = 57,262.60/x
  3. Step 3: Cross multiply
    181,921.60x = 272,882.40 × 57,262.60
  4. Step 4: Simplify right side
    181,921.60x = 15,625,955,718.24
  5. Step 5: Solve for x
    x = 15,625,955,718.24/181,921.60
  6. Step 6: Final answer
    x = 85,893.90

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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.