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Finding the Fourth Proportional to 79,462.96, 109,756.02 and 59,408.98

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Solution

The fourth proportional to 79,462.96, 109,756.02 and 59,408.98 is: 82,057.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,462.96 : 109,756.02 = 59,408.98 : x
  2. Step 2: Convert to fraction form
    79,462.96/109,756.02 = 59,408.98/x
  3. Step 3: Cross multiply
    79,462.96x = 109,756.02 × 59,408.98
  4. Step 4: Simplify right side
    79,462.96x = 6,520,493,197.06
  5. Step 5: Solve for x
    x = 6,520,493,197.06/79,462.96
  6. Step 6: Final answer
    x = 82,057.01

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1.5x scale

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.