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Finding the Fourth Proportional to 167,427.98, 251,154.84 and 47,482.88

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Solution

The fourth proportional to 167,427.98, 251,154.84 and 47,482.88 is: 71,227.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,427.98 : 251,154.84 = 47,482.88 : x
  2. Step 2: Convert to fraction form
    167,427.98/251,154.84 = 47,482.88/x
  3. Step 3: Cross multiply
    167,427.98x = 251,154.84 × 47,482.88
  4. Step 4: Simplify right side
    167,427.98x = 11,925,554,051.43
  5. Step 5: Solve for x
    x = 11,925,554,051.43/167,427.98
  6. Step 6: Final answer
    x = 71,227.96

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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.