Home / 148,905.72-223,169.04-69,846.12

Finding the Fourth Proportional to 148,905.72, 223,169.04 and 69,846.12

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Solution

The fourth proportional to 148,905.72, 223,169.04 and 69,846.12 is: 104,680.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,905.72 : 223,169.04 = 69,846.12 : x
  2. Step 2: Convert to fraction form
    148,905.72/223,169.04 = 69,846.12/x
  3. Step 3: Cross multiply
    148,905.72x = 223,169.04 × 69,846.12
  4. Step 4: Simplify right side
    148,905.72x = 15,587,491,548.12
  5. Step 5: Solve for x
    x = 15,587,491,548.12/148,905.72
  6. Step 6: Final answer
    x = 104,680.27

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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.