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Finding the Fourth Proportional to 79,859.50, 119,872.29 and 58,823.27

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Solution

The fourth proportional to 79,859.50, 119,872.29 and 58,823.27 is: 88,296.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,859.50 : 119,872.29 = 58,823.27 : x
  2. Step 2: Convert to fraction form
    79,859.50/119,872.29 = 58,823.27/x
  3. Step 3: Cross multiply
    79,859.50x = 119,872.29 × 58,823.27
  4. Step 4: Simplify right side
    79,859.50x = 7,051,280,080.19
  5. Step 5: Solve for x
    x = 7,051,280,080.19/79,859.50
  6. Step 6: Final answer
    x = 88,296.07

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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.