Home / 53,571.18-80,355.96-18,040.26

Finding the Fourth Proportional to 53,571.18, 80,355.96 and 18,040.26

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Solution

The fourth proportional to 53,571.18, 80,355.96 and 18,040.26 is: 27,060.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,571.18 : 80,355.96 = 18,040.26 : x
  2. Step 2: Convert to fraction form
    53,571.18/80,355.96 = 18,040.26/x
  3. Step 3: Cross multiply
    53,571.18x = 80,355.96 × 18,040.26
  4. Step 4: Simplify right side
    53,571.18x = 1,449,642,410.95
  5. Step 5: Solve for x
    x = 1,449,642,410.95/53,571.18
  6. Step 6: Final answer
    x = 27,060.12

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.