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Finding the Fourth Proportional to 183,472.85, 253,206.41 and 101,816.56

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Solution

The fourth proportional to 183,472.85, 253,206.41 and 101,816.56 is: 140,514.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,472.85 : 253,206.41 = 101,816.56 : x
  2. Step 2: Convert to fraction form
    183,472.85/253,206.41 = 101,816.56/x
  3. Step 3: Cross multiply
    183,472.85x = 253,206.41 × 101,816.56
  4. Step 4: Simplify right side
    183,472.85x = 25,780,605,636.15
  5. Step 5: Solve for x
    x = 25,780,605,636.15/183,472.85
  6. Step 6: Final answer
    x = 140,514.55

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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.