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Finding the Fourth Proportional to 171,165.46, 256,685.32 and 58,813.80

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Solution

The fourth proportional to 171,165.46, 256,685.32 and 58,813.80 is: 88,199.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,165.46 : 256,685.32 = 58,813.80 : x
  2. Step 2: Convert to fraction form
    171,165.46/256,685.32 = 58,813.80/x
  3. Step 3: Cross multiply
    171,165.46x = 256,685.32 × 58,813.80
  4. Step 4: Simplify right side
    171,165.46x = 15,096,639,073.42
  5. Step 5: Solve for x
    x = 15,096,639,073.42/171,165.46
  6. Step 6: Final answer
    x = 88,199.10

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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.