Home / 65,930.65-98,969.78-43,787.27

Finding the Fourth Proportional to 65,930.65, 98,969.78 and 43,787.27

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Solution

The fourth proportional to 65,930.65, 98,969.78 and 43,787.27 is: 65,729.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,930.65 : 98,969.78 = 43,787.27 : x
  2. Step 2: Convert to fraction form
    65,930.65/98,969.78 = 43,787.27/x
  3. Step 3: Cross multiply
    65,930.65x = 98,969.78 × 43,787.27
  4. Step 4: Simplify right side
    65,930.65x = 4,333,616,604.05
  5. Step 5: Solve for x
    x = 4,333,616,604.05/65,930.65
  6. Step 6: Final answer
    x = 65,729.93

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.