Home / 200,641.19-276,877.62-109,995.34

Finding the Fourth Proportional to 200,641.19, 276,877.62 and 109,995.34

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Solution

The fourth proportional to 200,641.19, 276,877.62 and 109,995.34 is: 151,789.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,641.19 : 276,877.62 = 109,995.34 : x
  2. Step 2: Convert to fraction form
    200,641.19/276,877.62 = 109,995.34/x
  3. Step 3: Cross multiply
    200,641.19x = 276,877.62 × 109,995.34
  4. Step 4: Simplify right side
    200,641.19x = 30,455,246,494.48
  5. Step 5: Solve for x
    x = 30,455,246,494.48/200,641.19
  6. Step 6: Final answer
    x = 151,789.60

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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.