Home / 69,927.48-96,474.61-45,742.25

Finding the Fourth Proportional to 69,927.48, 96,474.61 and 45,742.25

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Solution

The fourth proportional to 69,927.48, 96,474.61 and 45,742.25 is: 63,107.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,927.48 : 96,474.61 = 45,742.25 : x
  2. Step 2: Convert to fraction form
    69,927.48/96,474.61 = 45,742.25/x
  3. Step 3: Cross multiply
    69,927.48x = 96,474.61 × 45,742.25
  4. Step 4: Simplify right side
    69,927.48x = 4,412,965,729.27
  5. Step 5: Solve for x
    x = 4,412,965,729.27/69,927.48
  6. Step 6: Final answer
    x = 63,107.75

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.