Home / 181,820.76-272,359.27-148,206.57

Finding the Fourth Proportional to 181,820.76, 272,359.27 and 148,206.57

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Solution

The fourth proportional to 181,820.76, 272,359.27 and 148,206.57 is: 222,006.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,820.76 : 272,359.27 = 148,206.57 : x
  2. Step 2: Convert to fraction form
    181,820.76/272,359.27 = 148,206.57/x
  3. Step 3: Cross multiply
    181,820.76x = 272,359.27 × 148,206.57
  4. Step 4: Simplify right side
    181,820.76x = 40,365,433,214.40
  5. Step 5: Solve for x
    x = 40,365,433,214.40/181,820.76
  6. Step 6: Final answer
    x = 222,006.73

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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.