Home / 48,412.80-66,812.04-27,198.72

Finding the Fourth Proportional to 48,412.80, 66,812.04 and 27,198.72

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Solution

The fourth proportional to 48,412.80, 66,812.04 and 27,198.72 is: 37,535.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,412.80 : 66,812.04 = 27,198.72 : x
  2. Step 2: Convert to fraction form
    48,412.80/66,812.04 = 27,198.72/x
  3. Step 3: Cross multiply
    48,412.80x = 66,812.04 × 27,198.72
  4. Step 4: Simplify right side
    48,412.80x = 1,817,201,968.59
  5. Step 5: Solve for x
    x = 1,817,201,968.59/48,412.80
  6. Step 6: Final answer
    x = 37,535.57

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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.