Home / 53,940.97-74,436.98-30,067.13

Finding the Fourth Proportional to 53,940.97, 74,436.98 and 30,067.13

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Solution

The fourth proportional to 53,940.97, 74,436.98 and 30,067.13 is: 41,491.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,940.97 : 74,436.98 = 30,067.13 : x
  2. Step 2: Convert to fraction form
    53,940.97/74,436.98 = 30,067.13/x
  3. Step 3: Cross multiply
    53,940.97x = 74,436.98 × 30,067.13
  4. Step 4: Simplify right side
    53,940.97x = 2,238,106,225.21
  5. Step 5: Solve for x
    x = 2,238,106,225.21/53,940.97
  6. Step 6: Final answer
    x = 41,491.77

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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.