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Finding the Fourth Proportional to 237,800.55, 356,737.72 and 80,016.69

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Solution

The fourth proportional to 237,800.55, 356,737.72 and 80,016.69 is: 120,037.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,800.55 : 356,737.72 = 80,016.69 : x
  2. Step 2: Convert to fraction form
    237,800.55/356,737.72 = 80,016.69/x
  3. Step 3: Cross multiply
    237,800.55x = 356,737.72 × 80,016.69
  4. Step 4: Simplify right side
    237,800.55x = 28,544,971,552.55
  5. Step 5: Solve for x
    x = 28,544,971,552.55/237,800.55
  6. Step 6: Final answer
    x = 120,037.45

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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.