Home / 49,269.60-73,904.40-18,100.80

Finding the Fourth Proportional to 49,269.60, 73,904.40 and 18,100.80

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Solution

The fourth proportional to 49,269.60, 73,904.40 and 18,100.80 is: 27,151.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,269.60 : 73,904.40 = 18,100.80 : x
  2. Step 2: Convert to fraction form
    49,269.60/73,904.40 = 18,100.80/x
  3. Step 3: Cross multiply
    49,269.60x = 73,904.40 × 18,100.80
  4. Step 4: Simplify right side
    49,269.60x = 1,337,728,763.52
  5. Step 5: Solve for x
    x = 1,337,728,763.52/49,269.60
  6. Step 6: Final answer
    x = 27,151.20

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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.