Home / 181,921.10-272,881.65-57,262.10

Finding the Fourth Proportional to 181,921.10, 272,881.65 and 57,262.10

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Solution

The fourth proportional to 181,921.10, 272,881.65 and 57,262.10 is: 85,893.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,921.10 : 272,881.65 = 57,262.10 : x
  2. Step 2: Convert to fraction form
    181,921.10/272,881.65 = 57,262.10/x
  3. Step 3: Cross multiply
    181,921.10x = 272,881.65 × 57,262.10
  4. Step 4: Simplify right side
    181,921.10x = 15,625,776,330.47
  5. Step 5: Solve for x
    x = 15,625,776,330.47/181,921.10
  6. Step 6: Final answer
    x = 85,893.15

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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.