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Finding the Fourth Proportional to 169,482.74, 254,327.92 and 68,262.24

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Solution

The fourth proportional to 169,482.74, 254,327.92 and 68,262.24 is: 102,435.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,482.74 : 254,327.92 = 68,262.24 : x
  2. Step 2: Convert to fraction form
    169,482.74/254,327.92 = 68,262.24/x
  3. Step 3: Cross multiply
    169,482.74x = 254,327.92 × 68,262.24
  4. Step 4: Simplify right side
    169,482.74x = 17,360,993,513.74
  5. Step 5: Solve for x
    x = 17,360,993,513.74/169,482.74
  6. Step 6: Final answer
    x = 102,435.17

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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.