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Finding the Fourth Proportional to 79,596.39, 119,868.62 and 69,332.07

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Solution

The fourth proportional to 79,596.39, 119,868.62 and 69,332.07 is: 104,411.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,596.39 : 119,868.62 = 69,332.07 : x
  2. Step 2: Convert to fraction form
    79,596.39/119,868.62 = 69,332.07/x
  3. Step 3: Cross multiply
    79,596.39x = 119,868.62 × 69,332.07
  4. Step 4: Simplify right side
    79,596.39x = 8,310,739,725.97
  5. Step 5: Solve for x
    x = 8,310,739,725.97/79,596.39
  6. Step 6: Final answer
    x = 104,411.01

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.