Home / 170,310.27-255,496.40-57,984.74

Finding the Fourth Proportional to 170,310.27, 255,496.40 and 57,984.74

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Solution

The fourth proportional to 170,310.27, 255,496.40 and 57,984.74 is: 86,987.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,310.27 : 255,496.40 = 57,984.74 : x
  2. Step 2: Convert to fraction form
    170,310.27/255,496.40 = 57,984.74/x
  3. Step 3: Cross multiply
    170,310.27x = 255,496.40 × 57,984.74
  4. Step 4: Simplify right side
    170,310.27x = 14,814,890,757.53
  5. Step 5: Solve for x
    x = 14,814,890,757.53/170,310.27
  6. Step 6: Final answer
    x = 86,987.65

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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.