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Finding the Fourth Proportional to 169,479.32, 233,880.29 and 94,027.82

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Solution

The fourth proportional to 169,479.32, 233,880.29 and 94,027.82 is: 129,757.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,479.32 : 233,880.29 = 94,027.82 : x
  2. Step 2: Convert to fraction form
    169,479.32/233,880.29 = 94,027.82/x
  3. Step 3: Cross multiply
    169,479.32x = 233,880.29 × 94,027.82
  4. Step 4: Simplify right side
    169,479.32x = 21,991,253,809.67
  5. Step 5: Solve for x
    x = 21,991,253,809.67/169,479.32
  6. Step 6: Final answer
    x = 129,757.74

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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.