Home / 54,238.59-74,850.82-30,365.12

Finding the Fourth Proportional to 54,238.59, 74,850.82 and 30,365.12

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Solution

The fourth proportional to 54,238.59, 74,850.82 and 30,365.12 is: 41,904.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,238.59 : 74,850.82 = 30,365.12 : x
  2. Step 2: Convert to fraction form
    54,238.59/74,850.82 = 30,365.12/x
  3. Step 3: Cross multiply
    54,238.59x = 74,850.82 × 30,365.12
  4. Step 4: Simplify right side
    54,238.59x = 2,272,854,242.61
  5. Step 5: Solve for x
    x = 2,272,854,242.61/54,238.59
  6. Step 6: Final answer
    x = 41,904.74

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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.