Home / 206,764.55-310,164.19-57,004.76

Finding the Fourth Proportional to 206,764.55, 310,164.19 and 57,004.76

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Solution

The fourth proportional to 206,764.55, 310,164.19 and 57,004.76 is: 85,511.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    206,764.55 : 310,164.19 = 57,004.76 : x
  2. Step 2: Convert to fraction form
    206,764.55/310,164.19 = 57,004.76/x
  3. Step 3: Cross multiply
    206,764.55x = 310,164.19 × 57,004.76
  4. Step 4: Simplify right side
    206,764.55x = 17,680,835,844.44
  5. Step 5: Solve for x
    x = 17,680,835,844.44/206,764.55
  6. Step 6: Final answer
    x = 85,511.93

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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.