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Finding the Fourth Proportional to 52,935.80, 73,050.86 and 29,061.86

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Solution

The fourth proportional to 52,935.80, 73,050.86 and 29,061.86 is: 40,105.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,935.80 : 73,050.86 = 29,061.86 : x
  2. Step 2: Convert to fraction form
    52,935.80/73,050.86 = 29,061.86/x
  3. Step 3: Cross multiply
    52,935.80x = 73,050.86 × 29,061.86
  4. Step 4: Simplify right side
    52,935.80x = 2,122,993,573.60
  5. Step 5: Solve for x
    x = 2,122,993,573.60/52,935.80
  6. Step 6: Final answer
    x = 40,105.07

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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.