Home / 148,964.24-223,519.20-70,086.32

Finding the Fourth Proportional to 148,964.24, 223,519.20 and 70,086.32

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Solution

The fourth proportional to 148,964.24, 223,519.20 and 70,086.32 is: 105,163.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,964.24 : 223,519.20 = 70,086.32 : x
  2. Step 2: Convert to fraction form
    148,964.24/223,519.20 = 70,086.32/x
  3. Step 3: Cross multiply
    148,964.24x = 223,519.20 × 70,086.32
  4. Step 4: Simplify right side
    148,964.24x = 15,665,638,177.34
  5. Step 5: Solve for x
    x = 15,665,638,177.34/148,964.24
  6. Step 6: Final answer
    x = 105,163.75

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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.