Home / 69,087.40-103,628.58-22,339

Finding the Fourth Proportional to 69,087.40, 103,628.58 and 22,339

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Solution

The fourth proportional to 69,087.40, 103,628.58 and 22,339 is: 33,507.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,087.40 : 103,628.58 = 22,339 : x
  2. Step 2: Convert to fraction form
    69,087.40/103,628.58 = 22,339/x
  3. Step 3: Cross multiply
    69,087.40x = 103,628.58 × 22,339
  4. Step 4: Simplify right side
    69,087.40x = 2,314,958,848.62
  5. Step 5: Solve for x
    x = 2,314,958,848.62/69,087.40
  6. Step 6: Final answer
    x = 33,507.69

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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.