Home / 54,426.87-75,110.36-30,553.94

Finding the Fourth Proportional to 54,426.87, 75,110.36 and 30,553.94

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Solution

The fourth proportional to 54,426.87, 75,110.36 and 30,553.94 is: 42,165.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,426.87 : 75,110.36 = 30,553.94 : x
  2. Step 2: Convert to fraction form
    54,426.87/75,110.36 = 30,553.94/x
  3. Step 3: Cross multiply
    54,426.87x = 75,110.36 × 30,553.94
  4. Step 4: Simplify right side
    54,426.87x = 2,294,917,467.82
  5. Step 5: Solve for x
    x = 2,294,917,467.82/54,426.87
  6. Step 6: Final answer
    x = 42,165.16

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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.