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Finding the Fourth Proportional to 62,627.40, 86,416.34 and 35,764.97

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Solution

The fourth proportional to 62,627.40, 86,416.34 and 35,764.97 is: 49,350.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,627.40 : 86,416.34 = 35,764.97 : x
  2. Step 2: Convert to fraction form
    62,627.40/86,416.34 = 35,764.97/x
  3. Step 3: Cross multiply
    62,627.40x = 86,416.34 × 35,764.97
  4. Step 4: Simplify right side
    62,627.40x = 3,090,677,196.70
  5. Step 5: Solve for x
    x = 3,090,677,196.70/62,627.40
  6. Step 6: Final answer
    x = 49,350.24

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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.