Home / 48,530.88-66,974.40-27,316.80

Finding the Fourth Proportional to 48,530.88, 66,974.40 and 27,316.80

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Solution

The fourth proportional to 48,530.88, 66,974.40 and 27,316.80 is: 37,698.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,530.88 : 66,974.40 = 27,316.80 : x
  2. Step 2: Convert to fraction form
    48,530.88/66,974.40 = 27,316.80/x
  3. Step 3: Cross multiply
    48,530.88x = 66,974.40 × 27,316.80
  4. Step 4: Simplify right side
    48,530.88x = 1,829,526,289.92
  5. Step 5: Solve for x
    x = 1,829,526,289.92/48,530.88
  6. Step 6: Final answer
    x = 37,698.19

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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.