Home / 48,538.74-66,983.36-27,318.06

Finding the Fourth Proportional to 48,538.74, 66,983.36 and 27,318.06

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Solution

The fourth proportional to 48,538.74, 66,983.36 and 27,318.06 is: 37,698.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,538.74 : 66,983.36 = 27,318.06 : x
  2. Step 2: Convert to fraction form
    48,538.74/66,983.36 = 27,318.06/x
  3. Step 3: Cross multiply
    48,538.74x = 66,983.36 × 27,318.06
  4. Step 4: Simplify right side
    48,538.74x = 1,829,855,310.89
  5. Step 5: Solve for x
    x = 1,829,855,310.89/48,538.74
  6. Step 6: Final answer
    x = 37,698.86

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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.