Home / 55,441.40-83,173.74-17,998.54

Finding the Fourth Proportional to 55,441.40, 83,173.74 and 17,998.54

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Solution

The fourth proportional to 55,441.40, 83,173.74 and 17,998.54 is: 27,001.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,441.40 : 83,173.74 = 17,998.54 : x
  2. Step 2: Convert to fraction form
    55,441.40/83,173.74 = 17,998.54/x
  3. Step 3: Cross multiply
    55,441.40x = 83,173.74 × 17,998.54
  4. Step 4: Simplify right side
    55,441.40x = 1,497,005,610.91
  5. Step 5: Solve for x
    x = 1,497,005,610.91/55,441.40
  6. Step 6: Final answer
    x = 27,001.59

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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.