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Finding the Fourth Proportional to 171,299.04, 256,954.20 and 58,978.08

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Solution

The fourth proportional to 171,299.04, 256,954.20 and 58,978.08 is: 88,469.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,299.04 : 256,954.20 = 58,978.08 : x
  2. Step 2: Convert to fraction form
    171,299.04/256,954.20 = 58,978.08/x
  3. Step 3: Cross multiply
    171,299.04x = 256,954.20 × 58,978.08
  4. Step 4: Simplify right side
    171,299.04x = 15,154,665,363.94
  5. Step 5: Solve for x
    x = 15,154,665,363.94/171,299.04
  6. Step 6: Final answer
    x = 88,469.06

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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.