Home / 170,317.92-255,318.03-57,921.33

Finding the Fourth Proportional to 170,317.92, 255,318.03 and 57,921.33

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Solution

The fourth proportional to 170,317.92, 255,318.03 and 57,921.33 is: 86,827.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,317.92 : 255,318.03 = 57,921.33 : x
  2. Step 2: Convert to fraction form
    170,317.92/255,318.03 = 57,921.33/x
  3. Step 3: Cross multiply
    170,317.92x = 255,318.03 × 57,921.33
  4. Step 4: Simplify right side
    170,317.92x = 14,788,359,870.58
  5. Step 5: Solve for x
    x = 14,788,359,870.58/170,317.92
  6. Step 6: Final answer
    x = 86,827.97

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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.