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Finding the Fourth Proportional to 73,313.52, 109,981.04 and 26,555.44

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Solution

The fourth proportional to 73,313.52, 109,981.04 and 26,555.44 is: 39,837.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,313.52 : 109,981.04 = 26,555.44 : x
  2. Step 2: Convert to fraction form
    73,313.52/109,981.04 = 26,555.44/x
  3. Step 3: Cross multiply
    73,313.52x = 109,981.04 × 26,555.44
  4. Step 4: Simplify right side
    73,313.52x = 2,920,594,908.86
  5. Step 5: Solve for x
    x = 2,920,594,908.86/73,313.52
  6. Step 6: Final answer
    x = 39,837.06

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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.