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Finding the Fourth Proportional to 171,586.58, 257,414.28 and 59,270.90

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Solution

The fourth proportional to 171,586.58, 257,414.28 and 59,270.90 is: 88,918.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,586.58 : 257,414.28 = 59,270.90 : x
  2. Step 2: Convert to fraction form
    171,586.58/257,414.28 = 59,270.90/x
  3. Step 3: Cross multiply
    171,586.58x = 257,414.28 × 59,270.90
  4. Step 4: Simplify right side
    171,586.58x = 15,257,176,048.45
  5. Step 5: Solve for x
    x = 15,257,176,048.45/171,586.58
  6. Step 6: Final answer
    x = 88,918.24

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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.