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Finding the Fourth Proportional to 245,208.02, 367,812.84 and 67,711.10

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Solution

The fourth proportional to 245,208.02, 367,812.84 and 67,711.10 is: 101,566.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,208.02 : 367,812.84 = 67,711.10 : x
  2. Step 2: Convert to fraction form
    245,208.02/367,812.84 = 67,711.10/x
  3. Step 3: Cross multiply
    245,208.02x = 367,812.84 × 67,711.10
  4. Step 4: Simplify right side
    245,208.02x = 24,905,011,990.52
  5. Step 5: Solve for x
    x = 24,905,011,990.52/245,208.02
  6. Step 6: Final answer
    x = 101,566.87

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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.