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Finding the Fourth Proportional to 201,823.06, 278,494.90 and 124,286.39

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Solution

The fourth proportional to 201,823.06, 278,494.90 and 124,286.39 is: 171,502.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,823.06 : 278,494.90 = 124,286.39 : x
  2. Step 2: Convert to fraction form
    201,823.06/278,494.90 = 124,286.39/x
  3. Step 3: Cross multiply
    201,823.06x = 278,494.90 × 124,286.39
  4. Step 4: Simplify right side
    201,823.06x = 34,613,125,754.41
  5. Step 5: Solve for x
    x = 34,613,125,754.41/201,823.06
  6. Step 6: Final answer
    x = 171,502.33

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.