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Finding the Fourth Proportional to 167,176.84, 250,766.88 and 42,517.84

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Solution

The fourth proportional to 167,176.84, 250,766.88 and 42,517.84 is: 63,777.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,176.84 : 250,766.88 = 42,517.84 : x
  2. Step 2: Convert to fraction form
    167,176.84/250,766.88 = 42,517.84/x
  3. Step 3: Cross multiply
    167,176.84x = 250,766.88 × 42,517.84
  4. Step 4: Simplify right side
    167,176.84x = 10,662,066,081.14
  5. Step 5: Solve for x
    x = 10,662,066,081.14/167,176.84
  6. Step 6: Final answer
    x = 63,777.17

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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.