Home / 54,660.83-75,431.58-30,795.17

Finding the Fourth Proportional to 54,660.83, 75,431.58 and 30,795.17

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Solution

The fourth proportional to 54,660.83, 75,431.58 and 30,795.17 is: 42,497.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,660.83 : 75,431.58 = 30,795.17 : x
  2. Step 2: Convert to fraction form
    54,660.83/75,431.58 = 30,795.17/x
  3. Step 3: Cross multiply
    54,660.83x = 75,431.58 × 30,795.17
  4. Step 4: Simplify right side
    54,660.83x = 2,322,928,329.47
  5. Step 5: Solve for x
    x = 2,322,928,329.47/54,660.83
  6. Step 6: Final answer
    x = 42,497.13

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.