Home / 78,360.23-108,136.27-44,367.77

Finding the Fourth Proportional to 78,360.23, 108,136.27 and 44,367.77

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Solution

The fourth proportional to 78,360.23, 108,136.27 and 44,367.77 is: 61,227.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    78,360.23 : 108,136.27 = 44,367.77 : x
  2. Step 2: Convert to fraction form
    78,360.23/108,136.27 = 44,367.77/x
  3. Step 3: Cross multiply
    78,360.23x = 108,136.27 × 44,367.77
  4. Step 4: Simplify right side
    78,360.23x = 4,797,765,156.02
  5. Step 5: Solve for x
    x = 4,797,765,156.02/78,360.23
  6. Step 6: Final answer
    x = 61,227.04

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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.