Home / 181,898.04-272,755.56-106,020.96

Finding the Fourth Proportional to 181,898.04, 272,755.56 and 106,020.96

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Solution

The fourth proportional to 181,898.04, 272,755.56 and 106,020.96 is: 158,978.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,898.04 : 272,755.56 = 106,020.96 : x
  2. Step 2: Convert to fraction form
    181,898.04/272,755.56 = 106,020.96/x
  3. Step 3: Cross multiply
    181,898.04x = 272,755.56 × 106,020.96
  4. Step 4: Simplify right side
    181,898.04x = 28,917,806,316.54
  5. Step 5: Solve for x
    x = 28,917,806,316.54/181,898.04
  6. Step 6: Final answer
    x = 158,978.11

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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.