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Finding the Fourth Proportional to 245,168.43, 367,725.11 and 67,700.67

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Solution

The fourth proportional to 245,168.43, 367,725.11 and 67,700.67 is: 101,543.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,168.43 : 367,725.11 = 67,700.67 : x
  2. Step 2: Convert to fraction form
    245,168.43/367,725.11 = 67,700.67/x
  3. Step 3: Cross multiply
    245,168.43x = 367,725.11 × 67,700.67
  4. Step 4: Simplify right side
    245,168.43x = 24,895,235,984.32
  5. Step 5: Solve for x
    x = 24,895,235,984.32/245,168.43
  6. Step 6: Final answer
    x = 101,543.40

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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.