Home / 170,864.40-256,272.30-58,549.80

Finding the Fourth Proportional to 170,864.40, 256,272.30 and 58,549.80

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Solution

The fourth proportional to 170,864.40, 256,272.30 and 58,549.80 is: 87,816.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,864.40 : 256,272.30 = 58,549.80 : x
  2. Step 2: Convert to fraction form
    170,864.40/256,272.30 = 58,549.80/x
  3. Step 3: Cross multiply
    170,864.40x = 256,272.30 × 58,549.80
  4. Step 4: Simplify right side
    170,864.40x = 15,004,691,910.54
  5. Step 5: Solve for x
    x = 15,004,691,910.54/170,864.40
  6. Step 6: Final answer
    x = 87,816.37

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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.