Home / 148,858.36-223,269.92-42,251.72

Finding the Fourth Proportional to 148,858.36, 223,269.92 and 42,251.72

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Solution

The fourth proportional to 148,858.36, 223,269.92 and 42,251.72 is: 63,372.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,858.36 : 223,269.92 = 42,251.72 : x
  2. Step 2: Convert to fraction form
    148,858.36/223,269.92 = 42,251.72/x
  3. Step 3: Cross multiply
    148,858.36x = 223,269.92 × 42,251.72
  4. Step 4: Simplify right side
    148,858.36x = 9,433,538,144.26
  5. Step 5: Solve for x
    x = 9,433,538,144.26/148,858.36
  6. Step 6: Final answer
    x = 63,372.58

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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.