Home / 148,968.73-223,382.67-54,132.82

Finding the Fourth Proportional to 148,968.73, 223,382.67 and 54,132.82

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Solution

The fourth proportional to 148,968.73, 223,382.67 and 54,132.82 is: 81,173.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,968.73 : 223,382.67 = 54,132.82 : x
  2. Step 2: Convert to fraction form
    148,968.73/223,382.67 = 54,132.82/x
  3. Step 3: Cross multiply
    148,968.73x = 223,382.67 × 54,132.82
  4. Step 4: Simplify right side
    148,968.73x = 12,092,333,866.23
  5. Step 5: Solve for x
    x = 12,092,333,866.23/148,968.73
  6. Step 6: Final answer
    x = 81,173.64

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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.