Home / 39,617.64-54,663.39-26,872.56

Finding the Fourth Proportional to 39,617.64, 54,663.39 and 26,872.56

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Solution

The fourth proportional to 39,617.64, 54,663.39 and 26,872.56 is: 37,078.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,617.64 : 54,663.39 = 26,872.56 : x
  2. Step 2: Convert to fraction form
    39,617.64/54,663.39 = 26,872.56/x
  3. Step 3: Cross multiply
    39,617.64x = 54,663.39 × 26,872.56
  4. Step 4: Simplify right side
    39,617.64x = 1,468,945,227.58
  5. Step 5: Solve for x
    x = 1,468,945,227.58/39,617.64
  6. Step 6: Final answer
    x = 37,078.06

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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.