Home / 54,393.96-75,064.82-30,522.36

Finding the Fourth Proportional to 54,393.96, 75,064.82 and 30,522.36

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Solution

The fourth proportional to 54,393.96, 75,064.82 and 30,522.36 is: 42,121.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,393.96 : 75,064.82 = 30,522.36 : x
  2. Step 2: Convert to fraction form
    54,393.96/75,064.82 = 30,522.36/x
  3. Step 3: Cross multiply
    54,393.96x = 75,064.82 × 30,522.36
  4. Step 4: Simplify right side
    54,393.96x = 2,291,155,459.38
  5. Step 5: Solve for x
    x = 2,291,155,459.38/54,393.96
  6. Step 6: Final answer
    x = 42,121.51

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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.