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Finding the Fourth Proportional to 52,833.66, 79,320.86 and 30,662.94

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Solution

The fourth proportional to 52,833.66, 79,320.86 and 30,662.94 is: 46,035.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,833.66 : 79,320.86 = 30,662.94 : x
  2. Step 2: Convert to fraction form
    52,833.66/79,320.86 = 30,662.94/x
  3. Step 3: Cross multiply
    52,833.66x = 79,320.86 × 30,662.94
  4. Step 4: Simplify right side
    52,833.66x = 2,432,210,770.93
  5. Step 5: Solve for x
    x = 2,432,210,770.93/52,833.66
  6. Step 6: Final answer
    x = 46,035.25

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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.