Home / 139,578.06-192,600.27-94,354.41

Finding the Fourth Proportional to 139,578.06, 192,600.27 and 94,354.41

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Solution

The fourth proportional to 139,578.06, 192,600.27 and 94,354.41 is: 130,197.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    139,578.06 : 192,600.27 = 94,354.41 : x
  2. Step 2: Convert to fraction form
    139,578.06/192,600.27 = 94,354.41/x
  3. Step 3: Cross multiply
    139,578.06x = 192,600.27 × 94,354.41
  4. Step 4: Simplify right side
    139,578.06x = 18,172,684,841.69
  5. Step 5: Solve for x
    x = 18,172,684,841.69/139,578.06
  6. Step 6: Final answer
    x = 130,197.29

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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.