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Finding the Fourth Proportional to 62,860.02, 86,739.54 and 36,000.92

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Solution

The fourth proportional to 62,860.02, 86,739.54 and 36,000.92 is: 49,677.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,860.02 : 86,739.54 = 36,000.92 : x
  2. Step 2: Convert to fraction form
    62,860.02/86,739.54 = 36,000.92/x
  3. Step 3: Cross multiply
    62,860.02x = 86,739.54 × 36,000.92
  4. Step 4: Simplify right side
    62,860.02x = 3,122,703,240.38
  5. Step 5: Solve for x
    x = 3,122,703,240.38/62,860.02
  6. Step 6: Final answer
    x = 49,677.10

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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.