Home / 183,780.57-275,541.24-71,367.15

Finding the Fourth Proportional to 183,780.57, 275,541.24 and 71,367.15

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Solution

The fourth proportional to 183,780.57, 275,541.24 and 71,367.15 is: 107,000.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,780.57 : 275,541.24 = 71,367.15 : x
  2. Step 2: Convert to fraction form
    183,780.57/275,541.24 = 71,367.15/x
  3. Step 3: Cross multiply
    183,780.57x = 275,541.24 × 71,367.15
  4. Step 4: Simplify right side
    183,780.57x = 19,664,593,006.27
  5. Step 5: Solve for x
    x = 19,664,593,006.27/183,780.57
  6. Step 6: Final answer
    x = 107,000.39

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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.