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Finding the Fourth Proportional to 63,013, 86,957.01 and 36,154.92

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Solution

The fourth proportional to 63,013, 86,957.01 and 36,154.92 is: 49,893.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,013 : 86,957.01 = 36,154.92 : x
  2. Step 2: Convert to fraction form
    63,013/86,957.01 = 36,154.92/x
  3. Step 3: Cross multiply
    63,013x = 86,957.01 × 36,154.92
  4. Step 4: Simplify right side
    63,013x = 3,143,923,739.99
  5. Step 5: Solve for x
    x = 3,143,923,739.99/63,013
  6. Step 6: Final answer
    x = 49,893.26

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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.