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Finding the Fourth Proportional to 62,695.67, 86,520.02 and 35,838.76

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Solution

The fourth proportional to 62,695.67, 86,520.02 and 35,838.76 is: 49,457.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,695.67 : 86,520.02 = 35,838.76 : x
  2. Step 2: Convert to fraction form
    62,695.67/86,520.02 = 35,838.76/x
  3. Step 3: Cross multiply
    62,695.67x = 86,520.02 × 35,838.76
  4. Step 4: Simplify right side
    62,695.67x = 3,100,769,836.48
  5. Step 5: Solve for x
    x = 3,100,769,836.48/62,695.67
  6. Step 6: Final answer
    x = 49,457.48

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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.