Home / 74,189.52-111,272.76-24,269.40

Finding the Fourth Proportional to 74,189.52, 111,272.76 and 24,269.40

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Solution

The fourth proportional to 74,189.52, 111,272.76 and 24,269.40 is: 36,400.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,189.52 : 111,272.76 = 24,269.40 : x
  2. Step 2: Convert to fraction form
    74,189.52/111,272.76 = 24,269.40/x
  3. Step 3: Cross multiply
    74,189.52x = 111,272.76 × 24,269.40
  4. Step 4: Simplify right side
    74,189.52x = 2,700,523,121.54
  5. Step 5: Solve for x
    x = 2,700,523,121.54/74,189.52
  6. Step 6: Final answer
    x = 36,400.33

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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.