Home / 49,871.16-68,820.30-27,515.16

Finding the Fourth Proportional to 49,871.16, 68,820.30 and 27,515.16

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Solution

The fourth proportional to 49,871.16, 68,820.30 and 27,515.16 is: 37,969.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,871.16 : 68,820.30 = 27,515.16 : x
  2. Step 2: Convert to fraction form
    49,871.16/68,820.30 = 27,515.16/x
  3. Step 3: Cross multiply
    49,871.16x = 68,820.30 × 27,515.16
  4. Step 4: Simplify right side
    49,871.16x = 1,893,601,565.75
  5. Step 5: Solve for x
    x = 1,893,601,565.75/49,871.16
  6. Step 6: Final answer
    x = 37,969.87

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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.