Home / 148,968.78-223,382.73-54,132.87

Finding the Fourth Proportional to 148,968.78, 223,382.73 and 54,132.87

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Solution

The fourth proportional to 148,968.78, 223,382.73 and 54,132.87 is: 81,173.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,968.78 : 223,382.73 = 54,132.87 : x
  2. Step 2: Convert to fraction form
    148,968.78/223,382.73 = 54,132.87/x
  3. Step 3: Cross multiply
    148,968.78x = 223,382.73 × 54,132.87
  4. Step 4: Simplify right side
    148,968.78x = 12,092,348,283.34
  5. Step 5: Solve for x
    x = 12,092,348,283.34/148,968.78
  6. Step 6: Final answer
    x = 81,173.71

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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.