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Finding the Fourth Proportional to 62,723.92, 86,561.63 and 35,866.42

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Solution

The fourth proportional to 62,723.92, 86,561.63 and 35,866.42 is: 49,497.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,723.92 : 86,561.63 = 35,866.42 : x
  2. Step 2: Convert to fraction form
    62,723.92/86,561.63 = 35,866.42/x
  3. Step 3: Cross multiply
    62,723.92x = 86,561.63 × 35,866.42
  4. Step 4: Simplify right side
    62,723.92x = 3,104,655,777.46
  5. Step 5: Solve for x
    x = 3,104,655,777.46/62,723.92
  6. Step 6: Final answer
    x = 49,497.16

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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.