Home / 66,892.05-100,337.83-16,972.02

Finding the Fourth Proportional to 66,892.05, 100,337.83 and 16,972.02

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Solution

The fourth proportional to 66,892.05, 100,337.83 and 16,972.02 is: 25,457.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,892.05 : 100,337.83 = 16,972.02 : x
  2. Step 2: Convert to fraction form
    66,892.05/100,337.83 = 16,972.02/x
  3. Step 3: Cross multiply
    66,892.05x = 100,337.83 × 16,972.02
  4. Step 4: Simplify right side
    66,892.05x = 1,702,935,615.09
  5. Step 5: Solve for x
    x = 1,702,935,615.09/66,892.05
  6. Step 6: Final answer
    x = 25,457.97

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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.