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Finding the Fourth Proportional to 171,963.75, 237,298.40 and 95,478.89

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Solution

The fourth proportional to 171,963.75, 237,298.40 and 95,478.89 is: 131,754.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,963.75 : 237,298.40 = 95,478.89 : x
  2. Step 2: Convert to fraction form
    171,963.75/237,298.40 = 95,478.89/x
  3. Step 3: Cross multiply
    171,963.75x = 237,298.40 × 95,478.89
  4. Step 4: Simplify right side
    171,963.75x = 22,656,987,830.78
  5. Step 5: Solve for x
    x = 22,656,987,830.78/171,963.75
  6. Step 6: Final answer
    x = 131,754.44

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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.