Home / 165,972.64-229,014.48-157,565.92

Finding the Fourth Proportional to 165,972.64, 229,014.48 and 157,565.92

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Solution

The fourth proportional to 165,972.64, 229,014.48 and 157,565.92 is: 217,414.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,972.64 : 229,014.48 = 157,565.92 : x
  2. Step 2: Convert to fraction form
    165,972.64/229,014.48 = 157,565.92/x
  3. Step 3: Cross multiply
    165,972.64x = 229,014.48 × 157,565.92
  4. Step 4: Simplify right side
    165,972.64x = 36,084,877,234.52
  5. Step 5: Solve for x
    x = 36,084,877,234.52/165,972.64
  6. Step 6: Final answer
    x = 217,414.61

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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.