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Finding the Fourth Proportional to 92,650.51, 127,857.80 and 50,209.04

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Solution

The fourth proportional to 92,650.51, 127,857.80 and 50,209.04 is: 69,288.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,650.51 : 127,857.80 = 50,209.04 : x
  2. Step 2: Convert to fraction form
    92,650.51/127,857.80 = 50,209.04/x
  3. Step 3: Cross multiply
    92,650.51x = 127,857.80 × 50,209.04
  4. Step 4: Simplify right side
    92,650.51x = 6,419,617,143.47
  5. Step 5: Solve for x
    x = 6,419,617,143.47/92,650.51
  6. Step 6: Final answer
    x = 69,288.53

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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.