Home / 148,930.50-223,395.76-38,122.50

Finding the Fourth Proportional to 148,930.50, 223,395.76 and 38,122.50

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Solution

The fourth proportional to 148,930.50, 223,395.76 and 38,122.50 is: 57,183.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,930.50 : 223,395.76 = 38,122.50 : x
  2. Step 2: Convert to fraction form
    148,930.50/223,395.76 = 38,122.50/x
  3. Step 3: Cross multiply
    148,930.50x = 223,395.76 × 38,122.50
  4. Step 4: Simplify right side
    148,930.50x = 8,516,404,860.60
  5. Step 5: Solve for x
    x = 8,516,404,860.60/148,930.50
  6. Step 6: Final answer
    x = 57,183.75

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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.