Home / 54,916.41-75,783.83-31,042.25

Finding the Fourth Proportional to 54,916.41, 75,783.83 and 31,042.25

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Solution

The fourth proportional to 54,916.41, 75,783.83 and 31,042.25 is: 42,837.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,916.41 : 75,783.83 = 31,042.25 : x
  2. Step 2: Convert to fraction form
    54,916.41/75,783.83 = 31,042.25/x
  3. Step 3: Cross multiply
    54,916.41x = 75,783.83 × 31,042.25
  4. Step 4: Simplify right side
    54,916.41x = 2,352,500,062.69
  5. Step 5: Solve for x
    x = 2,352,500,062.69/54,916.41
  6. Step 6: Final answer
    x = 42,837.83

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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.