Home / 78,596.44-117,897.39-26,004.56

Finding the Fourth Proportional to 78,596.44, 117,897.39 and 26,004.56

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Solution

The fourth proportional to 78,596.44, 117,897.39 and 26,004.56 is: 39,007.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    78,596.44 : 117,897.39 = 26,004.56 : x
  2. Step 2: Convert to fraction form
    78,596.44/117,897.39 = 26,004.56/x
  3. Step 3: Cross multiply
    78,596.44x = 117,897.39 × 26,004.56
  4. Step 4: Simplify right side
    78,596.44x = 3,065,869,162.61
  5. Step 5: Solve for x
    x = 3,065,869,162.61/78,596.44
  6. Step 6: Final answer
    x = 39,007.74

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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.