Home / 185,843.28-256,464.36-109,365.36

Finding the Fourth Proportional to 185,843.28, 256,464.36 and 109,365.36

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Solution

The fourth proportional to 185,843.28, 256,464.36 and 109,365.36 is: 150,924.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,843.28 : 256,464.36 = 109,365.36 : x
  2. Step 2: Convert to fraction form
    185,843.28/256,464.36 = 109,365.36/x
  3. Step 3: Cross multiply
    185,843.28x = 256,464.36 × 109,365.36
  4. Step 4: Simplify right side
    185,843.28x = 28,048,317,058.57
  5. Step 5: Solve for x
    x = 28,048,317,058.57/185,843.28
  6. Step 6: Final answer
    x = 150,924.57

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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.