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Finding the Fourth Proportional to 114,037.65, 171,056.48 and 67,381.65

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Solution

The fourth proportional to 114,037.65, 171,056.48 and 67,381.65 is: 101,072.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,037.65 : 171,056.48 = 67,381.65 : x
  2. Step 2: Convert to fraction form
    114,037.65/171,056.48 = 67,381.65/x
  3. Step 3: Cross multiply
    114,037.65x = 171,056.48 × 67,381.65
  4. Step 4: Simplify right side
    114,037.65x = 11,526,067,528.68
  5. Step 5: Solve for x
    x = 11,526,067,528.68/114,037.65
  6. Step 6: Final answer
    x = 101,072.48

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Similar ratio
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1.5x scale

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.