Home / 53,993.82-74,513.50-30,125.11

Finding the Fourth Proportional to 53,993.82, 74,513.50 and 30,125.11

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Solution

The fourth proportional to 53,993.82, 74,513.50 and 30,125.11 is: 41,573.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,993.82 : 74,513.50 = 30,125.11 : x
  2. Step 2: Convert to fraction form
    53,993.82/74,513.50 = 30,125.11/x
  3. Step 3: Cross multiply
    53,993.82x = 74,513.50 × 30,125.11
  4. Step 4: Simplify right side
    53,993.82x = 2,244,726,860.79
  5. Step 5: Solve for x
    x = 2,244,726,860.79/53,993.82
  6. Step 6: Final answer
    x = 41,573.78

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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.