Home / 148,415.22-222,623.64-48,574.62

Finding the Fourth Proportional to 148,415.22, 222,623.64 and 48,574.62

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Solution

The fourth proportional to 148,415.22, 222,623.64 and 48,574.62 is: 72,862.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,415.22 : 222,623.64 = 48,574.62 : x
  2. Step 2: Convert to fraction form
    148,415.22/222,623.64 = 48,574.62/x
  3. Step 3: Cross multiply
    148,415.22x = 222,623.64 × 48,574.62
  4. Step 4: Simplify right side
    148,415.22x = 10,813,858,716.02
  5. Step 5: Solve for x
    x = 10,813,858,716.02/148,415.22
  6. Step 6: Final answer
    x = 72,862.20

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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.