Home / 122,616.86-183,928.76-33,870.38

Finding the Fourth Proportional to 122,616.86, 183,928.76 and 33,870.38

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Solution

The fourth proportional to 122,616.86, 183,928.76 and 33,870.38 is: 50,806.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,616.86 : 183,928.76 = 33,870.38 : x
  2. Step 2: Convert to fraction form
    122,616.86/183,928.76 = 33,870.38/x
  3. Step 3: Cross multiply
    122,616.86x = 183,928.76 × 33,870.38
  4. Step 4: Simplify right side
    122,616.86x = 6,229,735,905.13
  5. Step 5: Solve for x
    x = 6,229,735,905.13/122,616.86
  6. Step 6: Final answer
    x = 50,806.52

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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.