Home / 54,404.16-81,529.62-43,261.38

Finding the Fourth Proportional to 54,404.16, 81,529.62 and 43,261.38

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Solution

The fourth proportional to 54,404.16, 81,529.62 and 43,261.38 is: 64,831.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,404.16 : 81,529.62 = 43,261.38 : x
  2. Step 2: Convert to fraction form
    54,404.16/81,529.62 = 43,261.38/x
  3. Step 3: Cross multiply
    54,404.16x = 81,529.62 × 43,261.38
  4. Step 4: Simplify right side
    54,404.16x = 3,527,083,872.08
  5. Step 5: Solve for x
    x = 3,527,083,872.08/54,404.16
  6. Step 6: Final answer
    x = 64,831.14

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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.