Home / 73,301.04-109,956-20,714.46

Finding the Fourth Proportional to 73,301.04, 109,956 and 20,714.46

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Solution

The fourth proportional to 73,301.04, 109,956 and 20,714.46 is: 31,072.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,301.04 : 109,956 = 20,714.46 : x
  2. Step 2: Convert to fraction form
    73,301.04/109,956 = 20,714.46/x
  3. Step 3: Cross multiply
    73,301.04x = 109,956 × 20,714.46
  4. Step 4: Simplify right side
    73,301.04x = 2,277,679,163.76
  5. Step 5: Solve for x
    x = 2,277,679,163.76/73,301.04
  6. Step 6: Final answer
    x = 31,072.94

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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.