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Finding the Fourth Proportional to 79,095.35, 118,639.49 and 22,934.21

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Solution

The fourth proportional to 79,095.35, 118,639.49 and 22,934.21 is: 34,400.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,095.35 : 118,639.49 = 22,934.21 : x
  2. Step 2: Convert to fraction form
    79,095.35/118,639.49 = 22,934.21/x
  3. Step 3: Cross multiply
    79,095.35x = 118,639.49 × 22,934.21
  4. Step 4: Simplify right side
    79,095.35x = 2,720,902,270.08
  5. Step 5: Solve for x
    x = 2,720,902,270.08/79,095.35
  6. Step 6: Final answer
    x = 34,400.28

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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.