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Finding the Fourth Proportional to 62,542.65, 86,308.74 and 33,862.30

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Solution

The fourth proportional to 62,542.65, 86,308.74 and 33,862.30 is: 46,729.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,542.65 : 86,308.74 = 33,862.30 : x
  2. Step 2: Convert to fraction form
    62,542.65/86,308.74 = 33,862.30/x
  3. Step 3: Cross multiply
    62,542.65x = 86,308.74 × 33,862.30
  4. Step 4: Simplify right side
    62,542.65x = 2,922,612,277.19
  5. Step 5: Solve for x
    x = 2,922,612,277.19/62,542.65
  6. Step 6: Final answer
    x = 46,729.91

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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.