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Finding the Fourth Proportional to 73,297.16, 109,960.70 and 23,375.88

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Solution

The fourth proportional to 73,297.16, 109,960.70 and 23,375.88 is: 35,068.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,297.16 : 109,960.70 = 23,375.88 : x
  2. Step 2: Convert to fraction form
    73,297.16/109,960.70 = 23,375.88/x
  3. Step 3: Cross multiply
    73,297.16x = 109,960.70 × 23,375.88
  4. Step 4: Simplify right side
    73,297.16x = 2,570,428,127.92
  5. Step 5: Solve for x
    x = 2,570,428,127.92/73,297.16
  6. Step 6: Final answer
    x = 35,068.59

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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.