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Finding the Fourth Proportional to 58,553.33, 80,785.70 and 35,884.01

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Solution

The fourth proportional to 58,553.33, 80,785.70 and 35,884.01 is: 49,508.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,553.33 : 80,785.70 = 35,884.01 : x
  2. Step 2: Convert to fraction form
    58,553.33/80,785.70 = 35,884.01/x
  3. Step 3: Cross multiply
    58,553.33x = 80,785.70 × 35,884.01
  4. Step 4: Simplify right side
    58,553.33x = 2,898,915,225.61
  5. Step 5: Solve for x
    x = 2,898,915,225.61/58,553.33
  6. Step 6: Final answer
    x = 49,508.97

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.