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Finding the Fourth Proportional to 63,230.50, 94,710.84 and 40,977.82

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Solution

The fourth proportional to 63,230.50, 94,710.84 and 40,977.82 is: 61,379.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,230.50 : 94,710.84 = 40,977.82 : x
  2. Step 2: Convert to fraction form
    63,230.50/94,710.84 = 40,977.82/x
  3. Step 3: Cross multiply
    63,230.50x = 94,710.84 × 40,977.82
  4. Step 4: Simplify right side
    63,230.50x = 3,881,043,753.57
  5. Step 5: Solve for x
    x = 3,881,043,753.57/63,230.50
  6. Step 6: Final answer
    x = 61,379.30

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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.