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Finding the Fourth Proportional to 62,706.96, 86,532.30 and 35,845.92

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Solution

The fourth proportional to 62,706.96, 86,532.30 and 35,845.92 is: 49,465.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,706.96 : 86,532.30 = 35,845.92 : x
  2. Step 2: Convert to fraction form
    62,706.96/86,532.30 = 35,845.92/x
  3. Step 3: Cross multiply
    62,706.96x = 86,532.30 × 35,845.92
  4. Step 4: Simplify right side
    62,706.96x = 3,101,829,903.22
  5. Step 5: Solve for x
    x = 3,101,829,903.22/62,706.96
  6. Step 6: Final answer
    x = 49,465.48

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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.