Home / 55,853.04-83,791.92-18,424.68

Finding the Fourth Proportional to 55,853.04, 83,791.92 and 18,424.68

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Solution

The fourth proportional to 55,853.04, 83,791.92 and 18,424.68 is: 27,641.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,853.04 : 83,791.92 = 18,424.68 : x
  2. Step 2: Convert to fraction form
    55,853.04/83,791.92 = 18,424.68/x
  3. Step 3: Cross multiply
    55,853.04x = 83,791.92 × 18,424.68
  4. Step 4: Simplify right side
    55,853.04x = 1,543,839,312.59
  5. Step 5: Solve for x
    x = 1,543,839,312.59/55,853.04
  6. Step 6: Final answer
    x = 27,641.10

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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.