Home / 53,647.46-80,444.19-18,577.70

Finding the Fourth Proportional to 53,647.46, 80,444.19 and 18,577.70

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Solution

The fourth proportional to 53,647.46, 80,444.19 and 18,577.70 is: 27,857.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,647.46 : 80,444.19 = 18,577.70 : x
  2. Step 2: Convert to fraction form
    53,647.46/80,444.19 = 18,577.70/x
  3. Step 3: Cross multiply
    53,647.46x = 80,444.19 × 18,577.70
  4. Step 4: Simplify right side
    53,647.46x = 1,494,468,028.56
  5. Step 5: Solve for x
    x = 1,494,468,028.56/53,647.46
  6. Step 6: Final answer
    x = 27,857.20

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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.