Home / 165,923.22-248,851.35-47,562.78

Finding the Fourth Proportional to 165,923.22, 248,851.35 and 47,562.78

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Solution

The fourth proportional to 165,923.22, 248,851.35 and 47,562.78 is: 71,334.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,923.22 : 248,851.35 = 47,562.78 : x
  2. Step 2: Convert to fraction form
    165,923.22/248,851.35 = 47,562.78/x
  3. Step 3: Cross multiply
    165,923.22x = 248,851.35 × 47,562.78
  4. Step 4: Simplify right side
    165,923.22x = 11,836,062,012.75
  5. Step 5: Solve for x
    x = 11,836,062,012.75/165,923.22
  6. Step 6: Final answer
    x = 71,334.57

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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.