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Finding the Fourth Proportional to 183,722.85, 253,565.24 and 112,144.37

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Solution

The fourth proportional to 183,722.85, 253,565.24 and 112,144.37 is: 154,776.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,722.85 : 253,565.24 = 112,144.37 : x
  2. Step 2: Convert to fraction form
    183,722.85/253,565.24 = 112,144.37/x
  3. Step 3: Cross multiply
    183,722.85x = 253,565.24 × 112,144.37
  4. Step 4: Simplify right side
    183,722.85x = 28,435,912,265.15
  5. Step 5: Solve for x
    x = 28,435,912,265.15/183,722.85
  6. Step 6: Final answer
    x = 154,776.13

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.