Home / 55,551.03-83,335.17-18,606.39

Finding the Fourth Proportional to 55,551.03, 83,335.17 and 18,606.39

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Solution

The fourth proportional to 55,551.03, 83,335.17 and 18,606.39 is: 27,912.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,551.03 : 83,335.17 = 18,606.39 : x
  2. Step 2: Convert to fraction form
    55,551.03/83,335.17 = 18,606.39/x
  3. Step 3: Cross multiply
    55,551.03x = 83,335.17 × 18,606.39
  4. Step 4: Simplify right side
    55,551.03x = 1,550,566,673.74
  5. Step 5: Solve for x
    x = 1,550,566,673.74/55,551.03
  6. Step 6: Final answer
    x = 27,912.47

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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.