Home / 148,022.94-221,867.94-72,984.26

Finding the Fourth Proportional to 148,022.94, 221,867.94 and 72,984.26

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Solution

The fourth proportional to 148,022.94, 221,867.94 and 72,984.26 is: 109,394.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,022.94 : 221,867.94 = 72,984.26 : x
  2. Step 2: Convert to fraction form
    148,022.94/221,867.94 = 72,984.26/x
  3. Step 3: Cross multiply
    148,022.94x = 221,867.94 × 72,984.26
  4. Step 4: Simplify right side
    148,022.94x = 16,192,867,418.62
  5. Step 5: Solve for x
    x = 16,192,867,418.62/148,022.94
  6. Step 6: Final answer
    x = 109,394.31

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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.