Home / 83,826.64-125,741.88-27,648.72

Finding the Fourth Proportional to 83,826.64, 125,741.88 and 27,648.72

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Solution

The fourth proportional to 83,826.64, 125,741.88 and 27,648.72 is: 41,473.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,826.64 : 125,741.88 = 27,648.72 : x
  2. Step 2: Convert to fraction form
    83,826.64/125,741.88 = 27,648.72/x
  3. Step 3: Cross multiply
    83,826.64x = 125,741.88 × 27,648.72
  4. Step 4: Simplify right side
    83,826.64x = 3,476,602,032.39
  5. Step 5: Solve for x
    x = 3,476,602,032.39/83,826.64
  6. Step 6: Final answer
    x = 41,473.71

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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.