Home / 54,775.25-75,593.30-30,893.21

Finding the Fourth Proportional to 54,775.25, 75,593.30 and 30,893.21

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Solution

The fourth proportional to 54,775.25, 75,593.30 and 30,893.21 is: 42,634.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,775.25 : 75,593.30 = 30,893.21 : x
  2. Step 2: Convert to fraction form
    54,775.25/75,593.30 = 30,893.21/x
  3. Step 3: Cross multiply
    54,775.25x = 75,593.30 × 30,893.21
  4. Step 4: Simplify right side
    54,775.25x = 2,335,319,159.06
  5. Step 5: Solve for x
    x = 2,335,319,159.06/54,775.25
  6. Step 6: Final answer
    x = 42,634.57

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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.