Home / 108,940.26-163,441.98-38,825.04

Finding the Fourth Proportional to 108,940.26, 163,441.98 and 38,825.04

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Solution

The fourth proportional to 108,940.26, 163,441.98 and 38,825.04 is: 58,248.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,940.26 : 163,441.98 = 38,825.04 : x
  2. Step 2: Convert to fraction form
    108,940.26/163,441.98 = 38,825.04/x
  3. Step 3: Cross multiply
    108,940.26x = 163,441.98 × 38,825.04
  4. Step 4: Simplify right side
    108,940.26x = 6,345,641,411.18
  5. Step 5: Solve for x
    x = 6,345,641,411.18/108,940.26
  6. Step 6: Final answer
    x = 58,248.82

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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.