Home / 57,625.17-86,437.77-18,185.37

Finding the Fourth Proportional to 57,625.17, 86,437.77 and 18,185.37

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Solution

The fourth proportional to 57,625.17, 86,437.77 and 18,185.37 is: 27,278.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,625.17 : 86,437.77 = 18,185.37 : x
  2. Step 2: Convert to fraction form
    57,625.17/86,437.77 = 18,185.37/x
  3. Step 3: Cross multiply
    57,625.17x = 86,437.77 × 18,185.37
  4. Step 4: Simplify right side
    57,625.17x = 1,571,902,829.42
  5. Step 5: Solve for x
    x = 1,571,902,829.42/57,625.17
  6. Step 6: Final answer
    x = 27,278.06

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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.