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Finding the Fourth Proportional to 62,587.01, 86,369.51 and 33,906.02

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Solution

The fourth proportional to 62,587.01, 86,369.51 and 33,906.02 is: 46,789.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,587.01 : 86,369.51 = 33,906.02 : x
  2. Step 2: Convert to fraction form
    62,587.01/86,369.51 = 33,906.02/x
  3. Step 3: Cross multiply
    62,587.01x = 86,369.51 × 33,906.02
  4. Step 4: Simplify right side
    62,587.01x = 2,928,445,986.37
  5. Step 5: Solve for x
    x = 2,928,445,986.37/62,587.01
  6. Step 6: Final answer
    x = 46,789.99

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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.