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Finding the Fourth Proportional to 73,737.06, 110,606.02 and 18,333.06

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Solution

The fourth proportional to 73,737.06, 110,606.02 and 18,333.06 is: 27,499.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,737.06 : 110,606.02 = 18,333.06 : x
  2. Step 2: Convert to fraction form
    73,737.06/110,606.02 = 18,333.06/x
  3. Step 3: Cross multiply
    73,737.06x = 110,606.02 × 18,333.06
  4. Step 4: Simplify right side
    73,737.06x = 2,027,746,801.02
  5. Step 5: Solve for x
    x = 2,027,746,801.02/73,737.06
  6. Step 6: Final answer
    x = 27,499.70

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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.