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Finding the Fourth Proportional to 167,597.66, 231,286.65 and 91,116.65

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Solution

The fourth proportional to 167,597.66, 231,286.65 and 91,116.65 is: 125,742.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,597.66 : 231,286.65 = 91,116.65 : x
  2. Step 2: Convert to fraction form
    167,597.66/231,286.65 = 91,116.65/x
  3. Step 3: Cross multiply
    167,597.66x = 231,286.65 × 91,116.65
  4. Step 4: Simplify right side
    167,597.66x = 21,074,064,737.72
  5. Step 5: Solve for x
    x = 21,074,064,737.72/167,597.66
  6. Step 6: Final answer
    x = 125,742.00

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.