Home / 122,518.73-183,804.26-42,559.18

Finding the Fourth Proportional to 122,518.73, 183,804.26 and 42,559.18

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Solution

The fourth proportional to 122,518.73, 183,804.26 and 42,559.18 is: 63,847.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,518.73 : 183,804.26 = 42,559.18 : x
  2. Step 2: Convert to fraction form
    122,518.73/183,804.26 = 42,559.18/x
  3. Step 3: Cross multiply
    122,518.73x = 183,804.26 × 42,559.18
  4. Step 4: Simplify right side
    122,518.73x = 7,822,557,913.80
  5. Step 5: Solve for x
    x = 7,822,557,913.80/122,518.73
  6. Step 6: Final answer
    x = 63,847.85

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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.