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Finding the Fourth Proportional to 169,744.24, 254,614.72 and 103,202.74

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Solution

The fourth proportional to 169,744.24, 254,614.72 and 103,202.74 is: 154,803.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,744.24 : 254,614.72 = 103,202.74 : x
  2. Step 2: Convert to fraction form
    169,744.24/254,614.72 = 103,202.74/x
  3. Step 3: Cross multiply
    169,744.24x = 254,614.72 × 103,202.74
  4. Step 4: Simplify right side
    169,744.24x = 26,276,936,748.33
  5. Step 5: Solve for x
    x = 26,276,936,748.33/169,744.24
  6. Step 6: Final answer
    x = 154,803.11

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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.