Home / 265,860.56-397,854.06-166,067.75

Finding the Fourth Proportional to 265,860.56, 397,854.06 and 166,067.75

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Solution

The fourth proportional to 265,860.56, 397,854.06 and 166,067.75 is: 248,516.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,860.56 : 397,854.06 = 166,067.75 : x
  2. Step 2: Convert to fraction form
    265,860.56/397,854.06 = 166,067.75/x
  3. Step 3: Cross multiply
    265,860.56x = 397,854.06 × 166,067.75
  4. Step 4: Simplify right side
    265,860.56x = 66,070,728,572.57
  5. Step 5: Solve for x
    x = 66,070,728,572.57/265,860.56
  6. Step 6: Final answer
    x = 248,516.47

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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.