Home / 165,959.24-229,024.14-90,512.60

Finding the Fourth Proportional to 165,959.24, 229,024.14 and 90,512.60

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Solution

The fourth proportional to 165,959.24, 229,024.14 and 90,512.60 is: 124,907.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,959.24 : 229,024.14 = 90,512.60 : x
  2. Step 2: Convert to fraction form
    165,959.24/229,024.14 = 90,512.60/x
  3. Step 3: Cross multiply
    165,959.24x = 229,024.14 × 90,512.60
  4. Step 4: Simplify right side
    165,959.24x = 20,729,570,374.16
  5. Step 5: Solve for x
    x = 20,729,570,374.16/165,959.24
  6. Step 6: Final answer
    x = 124,907.60

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1.5x scale

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.