Home / 55,579.33-83,377.01-18,130.14

Finding the Fourth Proportional to 55,579.33, 83,377.01 and 18,130.14

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Solution

The fourth proportional to 55,579.33, 83,377.01 and 18,130.14 is: 27,197.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,579.33 : 83,377.01 = 18,130.14 : x
  2. Step 2: Convert to fraction form
    55,579.33/83,377.01 = 18,130.14/x
  3. Step 3: Cross multiply
    55,579.33x = 83,377.01 × 18,130.14
  4. Step 4: Simplify right side
    55,579.33x = 1,511,636,909.41
  5. Step 5: Solve for x
    x = 1,511,636,909.41/55,579.33
  6. Step 6: Final answer
    x = 27,197.82

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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.