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Finding the Fourth Proportional to 44,553.72, 66,816.90 and 14,963.16

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Solution

The fourth proportional to 44,553.72, 66,816.90 and 14,963.16 is: 22,440.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,553.72 : 66,816.90 = 14,963.16 : x
  2. Step 2: Convert to fraction form
    44,553.72/66,816.90 = 14,963.16/x
  3. Step 3: Cross multiply
    44,553.72x = 66,816.90 × 14,963.16
  4. Step 4: Simplify right side
    44,553.72x = 999,791,965.40
  5. Step 5: Solve for x
    x = 999,791,965.40/44,553.72
  6. Step 6: Final answer
    x = 22,440.15

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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.