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Finding the Fourth Proportional to 169,725.84, 254,588.72 and 43,366.32

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Solution

The fourth proportional to 169,725.84, 254,588.72 and 43,366.32 is: 65,049.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,725.84 : 254,588.72 = 43,366.32 : x
  2. Step 2: Convert to fraction form
    169,725.84/254,588.72 = 43,366.32/x
  3. Step 3: Cross multiply
    169,725.84x = 254,588.72 × 43,366.32
  4. Step 4: Simplify right side
    169,725.84x = 11,040,575,627.35
  5. Step 5: Solve for x
    x = 11,040,575,627.35/169,725.84
  6. Step 6: Final answer
    x = 65,049.47

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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.