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Finding the Fourth Proportional to 167,097.74, 230,596.65 and 90,616.98

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Solution

The fourth proportional to 167,097.74, 230,596.65 and 90,616.98 is: 125,052.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,097.74 : 230,596.65 = 90,616.98 : x
  2. Step 2: Convert to fraction form
    167,097.74/230,596.65 = 90,616.98/x
  3. Step 3: Cross multiply
    167,097.74x = 230,596.65 × 90,616.98
  4. Step 4: Simplify right side
    167,097.74x = 20,895,972,021.12
  5. Step 5: Solve for x
    x = 20,895,972,021.12/167,097.74
  6. Step 6: Final answer
    x = 125,052.40

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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.