Home / 85,466.03-117,940.64-47,224.97

Finding the Fourth Proportional to 85,466.03, 117,940.64 and 47,224.97

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Solution

The fourth proportional to 85,466.03, 117,940.64 and 47,224.97 is: 65,169.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,466.03 : 117,940.64 = 47,224.97 : x
  2. Step 2: Convert to fraction form
    85,466.03/117,940.64 = 47,224.97/x
  3. Step 3: Cross multiply
    85,466.03x = 117,940.64 × 47,224.97
  4. Step 4: Simplify right side
    85,466.03x = 5,569,742,949.66
  5. Step 5: Solve for x
    x = 5,569,742,949.66/85,466.03
  6. Step 6: Final answer
    x = 65,169.08

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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.