Home / 139,230.07-208,843.27-34,049.95

Finding the Fourth Proportional to 139,230.07, 208,843.27 and 34,049.95

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Solution

The fourth proportional to 139,230.07, 208,843.27 and 34,049.95 is: 51,074.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    139,230.07 : 208,843.27 = 34,049.95 : x
  2. Step 2: Convert to fraction form
    139,230.07/208,843.27 = 34,049.95/x
  3. Step 3: Cross multiply
    139,230.07x = 208,843.27 × 34,049.95
  4. Step 4: Simplify right side
    139,230.07x = 7,111,102,901.34
  5. Step 5: Solve for x
    x = 7,111,102,901.34/139,230.07
  6. Step 6: Final answer
    x = 51,074.48

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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.