Home / 54,629.16-81,943.70-19,593.42

Finding the Fourth Proportional to 54,629.16, 81,943.70 and 19,593.42

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Solution

The fourth proportional to 54,629.16, 81,943.70 and 19,593.42 is: 29,390.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,629.16 : 81,943.70 = 19,593.42 : x
  2. Step 2: Convert to fraction form
    54,629.16/81,943.70 = 19,593.42/x
  3. Step 3: Cross multiply
    54,629.16x = 81,943.70 × 19,593.42
  4. Step 4: Simplify right side
    54,629.16x = 1,605,557,330.45
  5. Step 5: Solve for x
    x = 1,605,557,330.45/54,629.16
  6. Step 6: Final answer
    x = 29,390.12

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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.