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Finding the Fourth Proportional to 64,933.70, 97,333.35 and 35,288.90

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Solution

The fourth proportional to 64,933.70, 97,333.35 and 35,288.90 is: 52,896.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,933.70 : 97,333.35 = 35,288.90 : x
  2. Step 2: Convert to fraction form
    64,933.70/97,333.35 = 35,288.90/x
  3. Step 3: Cross multiply
    64,933.70x = 97,333.35 × 35,288.90
  4. Step 4: Simplify right side
    64,933.70x = 3,434,786,854.82
  5. Step 5: Solve for x
    x = 3,434,786,854.82/64,933.70
  6. Step 6: Final answer
    x = 52,896.83

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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.