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Finding the Fourth Proportional to 167,706.74, 251,561.88 and 49,380.32

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Solution

The fourth proportional to 167,706.74, 251,561.88 and 49,380.32 is: 74,071.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,706.74 : 251,561.88 = 49,380.32 : x
  2. Step 2: Convert to fraction form
    167,706.74/251,561.88 = 49,380.32/x
  3. Step 3: Cross multiply
    167,706.74x = 251,561.88 × 49,380.32
  4. Step 4: Simplify right side
    167,706.74x = 12,422,206,763.11
  5. Step 5: Solve for x
    x = 12,422,206,763.11/167,706.74
  6. Step 6: Final answer
    x = 74,071.00

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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.