Home / 69,449.52-95,840.40-37,618.50

Finding the Fourth Proportional to 69,449.52, 95,840.40 and 37,618.50

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Solution

The fourth proportional to 69,449.52, 95,840.40 and 37,618.50 is: 51,913.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,449.52 : 95,840.40 = 37,618.50 : x
  2. Step 2: Convert to fraction form
    69,449.52/95,840.40 = 37,618.50/x
  3. Step 3: Cross multiply
    69,449.52x = 95,840.40 × 37,618.50
  4. Step 4: Simplify right side
    69,449.52x = 3,605,372,087.40
  5. Step 5: Solve for x
    x = 3,605,372,087.40/69,449.52
  6. Step 6: Final answer
    x = 51,913.56

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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.