Home / 165,974.64-229,017.24-157,567.92

Finding the Fourth Proportional to 165,974.64, 229,017.24 and 157,567.92

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Solution

The fourth proportional to 165,974.64, 229,017.24 and 157,567.92 is: 217,417.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,974.64 : 229,017.24 = 157,567.92 : x
  2. Step 2: Convert to fraction form
    165,974.64/229,017.24 = 157,567.92/x
  3. Step 3: Cross multiply
    165,974.64x = 229,017.24 × 157,567.92
  4. Step 4: Simplify right side
    165,974.64x = 36,085,770,150.94
  5. Step 5: Solve for x
    x = 36,085,770,150.94/165,974.64
  6. Step 6: Final answer
    x = 217,417.37

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.