Home / 54,522.32-81,776.76-14,544.40

Finding the Fourth Proportional to 54,522.32, 81,776.76 and 14,544.40

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Solution

The fourth proportional to 54,522.32, 81,776.76 and 14,544.40 is: 21,814.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,522.32 : 81,776.76 = 14,544.40 : x
  2. Step 2: Convert to fraction form
    54,522.32/81,776.76 = 14,544.40/x
  3. Step 3: Cross multiply
    54,522.32x = 81,776.76 × 14,544.40
  4. Step 4: Simplify right side
    54,522.32x = 1,189,393,908.14
  5. Step 5: Solve for x
    x = 1,189,393,908.14/54,522.32
  6. Step 6: Final answer
    x = 21,814.81

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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.