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Finding the Fourth Proportional to 167,872.76, 251,810.04 and 62,690.84

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Solution

The fourth proportional to 167,872.76, 251,810.04 and 62,690.84 is: 94,036.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,872.76 : 251,810.04 = 62,690.84 : x
  2. Step 2: Convert to fraction form
    167,872.76/251,810.04 = 62,690.84/x
  3. Step 3: Cross multiply
    167,872.76x = 251,810.04 × 62,690.84
  4. Step 4: Simplify right side
    167,872.76x = 15,786,182,928.03
  5. Step 5: Solve for x
    x = 15,786,182,928.03/167,872.76
  6. Step 6: Final answer
    x = 94,036.60

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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.