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Finding the Fourth Proportional to 44,644.88, 66,970.56 and 13,482.56

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Solution

The fourth proportional to 44,644.88, 66,970.56 and 13,482.56 is: 20,224.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,644.88 : 66,970.56 = 13,482.56 : x
  2. Step 2: Convert to fraction form
    44,644.88/66,970.56 = 13,482.56/x
  3. Step 3: Cross multiply
    44,644.88x = 66,970.56 × 13,482.56
  4. Step 4: Simplify right side
    44,644.88x = 902,934,593.43
  5. Step 5: Solve for x
    x = 902,934,593.43/44,644.88
  6. Step 6: Final answer
    x = 20,224.82

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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.