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Finding the Fourth Proportional to 79,544.93, 119,057.76 and 58,479.39

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Solution

The fourth proportional to 79,544.93, 119,057.76 and 58,479.39 is: 87,528.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,544.93 : 119,057.76 = 58,479.39 : x
  2. Step 2: Convert to fraction form
    79,544.93/119,057.76 = 58,479.39/x
  3. Step 3: Cross multiply
    79,544.93x = 119,057.76 × 58,479.39
  4. Step 4: Simplify right side
    79,544.93x = 6,962,425,179.57
  5. Step 5: Solve for x
    x = 6,962,425,179.57/79,544.93
  6. Step 6: Final answer
    x = 87,528.21

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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.