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Finding the Fourth Proportional to 167,195.84, 250,870.08 and 91,318.28

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Solution

The fourth proportional to 167,195.84, 250,870.08 and 91,318.28 is: 137,019.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,195.84 : 250,870.08 = 91,318.28 : x
  2. Step 2: Convert to fraction form
    167,195.84/250,870.08 = 91,318.28/x
  3. Step 3: Cross multiply
    167,195.84x = 250,870.08 × 91,318.28
  4. Step 4: Simplify right side
    167,195.84x = 22,909,024,209.06
  5. Step 5: Solve for x
    x = 22,909,024,209.06/167,195.84
  6. Step 6: Final answer
    x = 137,019.10

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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.