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Finding the Fourth Proportional to 69,307.59, 103,958.96 and 22,559.25

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Solution

The fourth proportional to 69,307.59, 103,958.96 and 22,559.25 is: 33,838.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,307.59 : 103,958.96 = 22,559.25 : x
  2. Step 2: Convert to fraction form
    69,307.59/103,958.96 = 22,559.25/x
  3. Step 3: Cross multiply
    69,307.59x = 103,958.96 × 22,559.25
  4. Step 4: Simplify right side
    69,307.59x = 2,345,236,055.58
  5. Step 5: Solve for x
    x = 2,345,236,055.58/69,307.59
  6. Step 6: Final answer
    x = 33,838.08

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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.