Home / 54,462.32-81,699.16-15,019.44

Finding the Fourth Proportional to 54,462.32, 81,699.16 and 15,019.44

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Solution

The fourth proportional to 54,462.32, 81,699.16 and 15,019.44 is: 22,530.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,462.32 : 81,699.16 = 15,019.44 : x
  2. Step 2: Convert to fraction form
    54,462.32/81,699.16 = 15,019.44/x
  3. Step 3: Cross multiply
    54,462.32x = 81,699.16 × 15,019.44
  4. Step 4: Simplify right side
    54,462.32x = 1,227,075,631.67
  5. Step 5: Solve for x
    x = 1,227,075,631.67/54,462.32
  6. Step 6: Final answer
    x = 22,530.73

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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.