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Finding the Fourth Proportional to 181,167.57, 270,531.36 and 147,953.52

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Solution

The fourth proportional to 181,167.57, 270,531.36 and 147,953.52 is: 220,933.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,167.57 : 270,531.36 = 147,953.52 : x
  2. Step 2: Convert to fraction form
    181,167.57/270,531.36 = 147,953.52/x
  3. Step 3: Cross multiply
    181,167.57x = 270,531.36 × 147,953.52
  4. Step 4: Simplify right side
    181,167.57x = 40,026,066,982.39
  5. Step 5: Solve for x
    x = 40,026,066,982.39/181,167.57
  6. Step 6: Final answer
    x = 220,933.95

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.