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Finding the Fourth Proportional to 168,889.68, 233,067.60 and 93,449.52

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Solution

The fourth proportional to 168,889.68, 233,067.60 and 93,449.52 is: 128,960.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,889.68 : 233,067.60 = 93,449.52 : x
  2. Step 2: Convert to fraction form
    168,889.68/233,067.60 = 93,449.52/x
  3. Step 3: Cross multiply
    168,889.68x = 233,067.60 × 93,449.52
  4. Step 4: Simplify right side
    168,889.68x = 21,780,055,347.55
  5. Step 5: Solve for x
    x = 21,780,055,347.55/168,889.68
  6. Step 6: Final answer
    x = 128,960.25

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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.