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Finding the Fourth Proportional to 92,027.58, 127,001.70 and 53,811.78

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Solution

The fourth proportional to 92,027.58, 127,001.70 and 53,811.78 is: 74,262.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,027.58 : 127,001.70 = 53,811.78 : x
  2. Step 2: Convert to fraction form
    92,027.58/127,001.70 = 53,811.78/x
  3. Step 3: Cross multiply
    92,027.58x = 127,001.70 × 53,811.78
  4. Step 4: Simplify right side
    92,027.58x = 6,834,187,540.03
  5. Step 5: Solve for x
    x = 6,834,187,540.03/92,027.58
  6. Step 6: Final answer
    x = 74,262.38

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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.