Home / 54,258.30-74,843.33-35,861.38

Finding the Fourth Proportional to 54,258.30, 74,843.33 and 35,861.38

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Solution

The fourth proportional to 54,258.30, 74,843.33 and 35,861.38 is: 49,466.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,258.30 : 74,843.33 = 35,861.38 : x
  2. Step 2: Convert to fraction form
    54,258.30/74,843.33 = 35,861.38/x
  3. Step 3: Cross multiply
    54,258.30x = 74,843.33 × 35,861.38
  4. Step 4: Simplify right side
    54,258.30x = 2,683,984,731.18
  5. Step 5: Solve for x
    x = 2,683,984,731.18/54,258.30
  6. Step 6: Final answer
    x = 49,466.80

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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.