Home / 148,722.89-223,086.96-54,020.25

Finding the Fourth Proportional to 148,722.89, 223,086.96 and 54,020.25

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Solution

The fourth proportional to 148,722.89, 223,086.96 and 54,020.25 is: 81,031.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,722.89 : 223,086.96 = 54,020.25 : x
  2. Step 2: Convert to fraction form
    148,722.89/223,086.96 = 54,020.25/x
  3. Step 3: Cross multiply
    148,722.89x = 223,086.96 × 54,020.25
  4. Step 4: Simplify right side
    148,722.89x = 12,051,213,350.94
  5. Step 5: Solve for x
    x = 12,051,213,350.94/148,722.89
  6. Step 6: Final answer
    x = 81,031.33

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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.