Home / 170,985.97-256,484.17-58,664.61

Finding the Fourth Proportional to 170,985.97, 256,484.17 and 58,664.61

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Solution

The fourth proportional to 170,985.97, 256,484.17 and 58,664.61 is: 87,998.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,985.97 : 256,484.17 = 58,664.61 : x
  2. Step 2: Convert to fraction form
    170,985.97/256,484.17 = 58,664.61/x
  3. Step 3: Cross multiply
    170,985.97x = 256,484.17 × 58,664.61
  4. Step 4: Simplify right side
    170,985.97x = 15,046,543,877.55
  5. Step 5: Solve for x
    x = 15,046,543,877.55/170,985.97
  6. Step 6: Final answer
    x = 87,998.70

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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.