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Finding the Fourth Proportional to 29,963.87, 44,931.83 and 8,896.17

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Solution

The fourth proportional to 29,963.87, 44,931.83 and 8,896.17 is: 13,340.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,963.87 : 44,931.83 = 8,896.17 : x
  2. Step 2: Convert to fraction form
    29,963.87/44,931.83 = 8,896.17/x
  3. Step 3: Cross multiply
    29,963.87x = 44,931.83 × 8,896.17
  4. Step 4: Simplify right side
    29,963.87x = 399,721,153.61
  5. Step 5: Solve for x
    x = 399,721,153.61/29,963.87
  6. Step 6: Final answer
    x = 13,340.11

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1.5x scale

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.