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Finding the Fourth Proportional to 79,960.80, 110,345.43 and 44,150.52

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Solution

The fourth proportional to 79,960.80, 110,345.43 and 44,150.52 is: 60,927.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,960.80 : 110,345.43 = 44,150.52 : x
  2. Step 2: Convert to fraction form
    79,960.80/110,345.43 = 44,150.52/x
  3. Step 3: Cross multiply
    79,960.80x = 110,345.43 × 44,150.52
  4. Step 4: Simplify right side
    79,960.80x = 4,871,808,114.12
  5. Step 5: Solve for x
    x = 4,871,808,114.12/79,960.80
  6. Step 6: Final answer
    x = 60,927.46

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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.