Home / 40,844.60-61,238.06-15,863.84

Finding the Fourth Proportional to 40,844.60, 61,238.06 and 15,863.84

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Solution

The fourth proportional to 40,844.60, 61,238.06 and 15,863.84 is: 23,784.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,844.60 : 61,238.06 = 15,863.84 : x
  2. Step 2: Convert to fraction form
    40,844.60/61,238.06 = 15,863.84/x
  3. Step 3: Cross multiply
    40,844.60x = 61,238.06 × 15,863.84
  4. Step 4: Simplify right side
    40,844.60x = 971,470,785.75
  5. Step 5: Solve for x
    x = 971,470,785.75/40,844.60
  6. Step 6: Final answer
    x = 23,784.56

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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.