Home / 185,511.36-256,011.97-109,029.35

Finding the Fourth Proportional to 185,511.36, 256,011.97 and 109,029.35

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Solution

The fourth proportional to 185,511.36, 256,011.97 and 109,029.35 is: 150,464.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,511.36 : 256,011.97 = 109,029.35 : x
  2. Step 2: Convert to fraction form
    185,511.36/256,011.97 = 109,029.35/x
  3. Step 3: Cross multiply
    185,511.36x = 256,011.97 × 109,029.35
  4. Step 4: Simplify right side
    185,511.36x = 27,912,819,306.58
  5. Step 5: Solve for x
    x = 27,912,819,306.58/185,511.36
  6. Step 6: Final answer
    x = 150,464.20

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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.