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Finding the Fourth Proportional to 108,598.92, 149,872.44 and 60,867.64

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Solution

The fourth proportional to 108,598.92, 149,872.44 and 60,867.64 is: 84,000.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,598.92 : 149,872.44 = 60,867.64 : x
  2. Step 2: Convert to fraction form
    108,598.92/149,872.44 = 60,867.64/x
  3. Step 3: Cross multiply
    108,598.92x = 149,872.44 × 60,867.64
  4. Step 4: Simplify right side
    108,598.92x = 9,122,381,723.84
  5. Step 5: Solve for x
    x = 9,122,381,723.84/108,598.92
  6. Step 6: Final answer
    x = 84,000.67

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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.