Home / 79,545.83-109,772.26-43,735.53

Finding the Fourth Proportional to 79,545.83, 109,772.26 and 43,735.53

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Solution

The fourth proportional to 79,545.83, 109,772.26 and 43,735.53 is: 60,354.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,545.83 : 109,772.26 = 43,735.53 : x
  2. Step 2: Convert to fraction form
    79,545.83/109,772.26 = 43,735.53/x
  3. Step 3: Cross multiply
    79,545.83x = 109,772.26 × 43,735.53
  4. Step 4: Simplify right side
    79,545.83x = 4,800,947,970.40
  5. Step 5: Solve for x
    x = 4,800,947,970.40/79,545.83
  6. Step 6: Final answer
    x = 60,354.49

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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.