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Finding the Fourth Proportional to 62,673.41, 86,489.71 and 35,816.92

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Solution

The fourth proportional to 62,673.41, 86,489.71 and 35,816.92 is: 49,427.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,673.41 : 86,489.71 = 35,816.92 : x
  2. Step 2: Convert to fraction form
    62,673.41/86,489.71 = 35,816.92/x
  3. Step 3: Cross multiply
    62,673.41x = 86,489.71 × 35,816.92
  4. Step 4: Simplify right side
    62,673.41x = 3,097,794,718.13
  5. Step 5: Solve for x
    x = 3,097,794,718.13/62,673.41
  6. Step 6: Final answer
    x = 49,427.57

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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.