Home / 124,517.10-186,604.33-53,354.55

Finding the Fourth Proportional to 124,517.10, 186,604.33 and 53,354.55

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Solution

The fourth proportional to 124,517.10, 186,604.33 and 53,354.55 is: 79,958.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,517.10 : 186,604.33 = 53,354.55 : x
  2. Step 2: Convert to fraction form
    124,517.10/186,604.33 = 53,354.55/x
  3. Step 3: Cross multiply
    124,517.10x = 186,604.33 × 53,354.55
  4. Step 4: Simplify right side
    124,517.10x = 9,956,189,822.03
  5. Step 5: Solve for x
    x = 9,956,189,822.03/124,517.10
  6. Step 6: Final answer
    x = 79,958.42

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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.