Home / 106,947.52-160,307.66-40,359.44

Finding the Fourth Proportional to 106,947.52, 160,307.66 and 40,359.44

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Solution

The fourth proportional to 106,947.52, 160,307.66 and 40,359.44 is: 60,496.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,947.52 : 160,307.66 = 40,359.44 : x
  2. Step 2: Convert to fraction form
    106,947.52/160,307.66 = 40,359.44/x
  3. Step 3: Cross multiply
    106,947.52x = 160,307.66 × 40,359.44
  4. Step 4: Simplify right side
    106,947.52x = 6,469,927,385.31
  5. Step 5: Solve for x
    x = 6,469,927,385.31/106,947.52
  6. Step 6: Final answer
    x = 60,496.28

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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.