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Finding the Fourth Proportional to 92,017.00, 126,981.64 and 51,180.25

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Solution

The fourth proportional to 92,017.00, 126,981.64 and 51,180.25 is: 70,627.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,017.00 : 126,981.64 = 51,180.25 : x
  2. Step 2: Convert to fraction form
    92,017.00/126,981.64 = 51,180.25/x
  3. Step 3: Cross multiply
    92,017.00x = 126,981.64 × 51,180.25
  4. Step 4: Simplify right side
    92,017.00x = 6,498,951,224.62
  5. Step 5: Solve for x
    x = 6,498,951,224.62/92,017.00
  6. Step 6: Final answer
    x = 70,627.73

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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.