Home / 153,380.52-230,067.90-108,216.36

Finding the Fourth Proportional to 153,380.52, 230,067.90 and 108,216.36

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Solution

The fourth proportional to 153,380.52, 230,067.90 and 108,216.36 is: 162,322.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,380.52 : 230,067.90 = 108,216.36 : x
  2. Step 2: Convert to fraction form
    153,380.52/230,067.90 = 108,216.36/x
  3. Step 3: Cross multiply
    153,380.52x = 230,067.90 × 108,216.36
  4. Step 4: Simplify right side
    153,380.52x = 24,897,110,690.84
  5. Step 5: Solve for x
    x = 24,897,110,690.84/153,380.52
  6. Step 6: Final answer
    x = 162,322.51

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1.5x scale

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.