Home / 45,505.64-68,289.20-15,923.73

Finding the Fourth Proportional to 45,505.64, 68,289.20 and 15,923.73

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Solution

The fourth proportional to 45,505.64, 68,289.20 and 15,923.73 is: 23,896.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,505.64 : 68,289.20 = 15,923.73 : x
  2. Step 2: Convert to fraction form
    45,505.64/68,289.20 = 15,923.73/x
  3. Step 3: Cross multiply
    45,505.64x = 68,289.20 × 15,923.73
  4. Step 4: Simplify right side
    45,505.64x = 1,087,418,822.53
  5. Step 5: Solve for x
    x = 1,087,418,822.53/45,505.64
  6. Step 6: Final answer
    x = 23,896.35

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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.