Home / 53,480.97-73,812.33-40,713.75

Finding the Fourth Proportional to 53,480.97, 73,812.33 and 40,713.75

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Solution

The fourth proportional to 53,480.97, 73,812.33 and 40,713.75 is: 56,191.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,480.97 : 73,812.33 = 40,713.75 : x
  2. Step 2: Convert to fraction form
    53,480.97/73,812.33 = 40,713.75/x
  3. Step 3: Cross multiply
    53,480.97x = 73,812.33 × 40,713.75
  4. Step 4: Simplify right side
    53,480.97x = 3,005,176,750.54
  5. Step 5: Solve for x
    x = 3,005,176,750.54/53,480.97
  6. Step 6: Final answer
    x = 56,191.52

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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.