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Finding the Fourth Proportional to 79,550.99, 109,804.08 and 52,348.05

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Solution

The fourth proportional to 79,550.99, 109,804.08 and 52,348.05 is: 72,255.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,550.99 : 109,804.08 = 52,348.05 : x
  2. Step 2: Convert to fraction form
    79,550.99/109,804.08 = 52,348.05/x
  3. Step 3: Cross multiply
    79,550.99x = 109,804.08 × 52,348.05
  4. Step 4: Simplify right side
    79,550.99x = 5,748,029,666.35
  5. Step 5: Solve for x
    x = 5,748,029,666.35/79,550.99
  6. Step 6: Final answer
    x = 72,255.92

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.