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Finding the Fourth Proportional to 166,888.91, 250,348.76 and 54,569.70

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Solution

The fourth proportional to 166,888.91, 250,348.76 and 54,569.70 is: 81,859.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,888.91 : 250,348.76 = 54,569.70 : x
  2. Step 2: Convert to fraction form
    166,888.91/250,348.76 = 54,569.70/x
  3. Step 3: Cross multiply
    166,888.91x = 250,348.76 × 54,569.70
  4. Step 4: Simplify right side
    166,888.91x = 13,661,456,728.57
  5. Step 5: Solve for x
    x = 13,661,456,728.57/166,888.91
  6. Step 6: Final answer
    x = 81,859.58

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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.