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Finding the Fourth Proportional to 62,543.70, 86,310.44 and 33,863.67

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Solution

The fourth proportional to 62,543.70, 86,310.44 and 33,863.67 is: 46,731.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,543.70 : 86,310.44 = 33,863.67 : x
  2. Step 2: Convert to fraction form
    62,543.70/86,310.44 = 33,863.67/x
  3. Step 3: Cross multiply
    62,543.70x = 86,310.44 × 33,863.67
  4. Step 4: Simplify right side
    62,543.70x = 2,922,788,088.40
  5. Step 5: Solve for x
    x = 2,922,788,088.40/62,543.70
  6. Step 6: Final answer
    x = 46,731.93

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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.