Home / 55,028.04-75,938.42-29,877.54

Finding the Fourth Proportional to 55,028.04, 75,938.42 and 29,877.54

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Solution

The fourth proportional to 55,028.04, 75,938.42 and 29,877.54 is: 41,230.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,028.04 : 75,938.42 = 29,877.54 : x
  2. Step 2: Convert to fraction form
    55,028.04/75,938.42 = 29,877.54/x
  3. Step 3: Cross multiply
    55,028.04x = 75,938.42 × 29,877.54
  4. Step 4: Simplify right side
    55,028.04x = 2,268,853,181.09
  5. Step 5: Solve for x
    x = 2,268,853,181.09/55,028.04
  6. Step 6: Final answer
    x = 41,230.86

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.