Home / 148,918.38-223,405.24-49,085.58

Finding the Fourth Proportional to 148,918.38, 223,405.24 and 49,085.58

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Solution

The fourth proportional to 148,918.38, 223,405.24 and 49,085.58 is: 73,637.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,918.38 : 223,405.24 = 49,085.58 : x
  2. Step 2: Convert to fraction form
    148,918.38/223,405.24 = 49,085.58/x
  3. Step 3: Cross multiply
    148,918.38x = 223,405.24 × 49,085.58
  4. Step 4: Simplify right side
    148,918.38x = 10,965,975,780.44
  5. Step 5: Solve for x
    x = 10,965,975,780.44/148,918.38
  6. Step 6: Final answer
    x = 73,637.49

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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.