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Finding the Fourth Proportional to 70,224.89, 96,993.46 and 47,524.51

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Solution

The fourth proportional to 70,224.89, 96,993.46 and 47,524.51 is: 65,640.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,224.89 : 96,993.46 = 47,524.51 : x
  2. Step 2: Convert to fraction form
    70,224.89/96,993.46 = 47,524.51/x
  3. Step 3: Cross multiply
    70,224.89x = 96,993.46 × 47,524.51
  4. Step 4: Simplify right side
    70,224.89x = 4,609,566,659.70
  5. Step 5: Solve for x
    x = 4,609,566,659.70/70,224.89
  6. Step 6: Final answer
    x = 65,640.07

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.