Home / 55,575.53-83,365.94-18,135.53

Finding the Fourth Proportional to 55,575.53, 83,365.94 and 18,135.53

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Solution

The fourth proportional to 55,575.53, 83,365.94 and 18,135.53 is: 27,204.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,575.53 : 83,365.94 = 18,135.53 : x
  2. Step 2: Convert to fraction form
    55,575.53/83,365.94 = 18,135.53/x
  3. Step 3: Cross multiply
    55,575.53x = 83,365.94 × 18,135.53
  4. Step 4: Simplify right side
    55,575.53x = 1,511,885,134.36
  5. Step 5: Solve for x
    x = 1,511,885,134.36/55,575.53
  6. Step 6: Final answer
    x = 27,204.15

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1.5x scale

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.