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Finding the Fourth Proportional to 60,134.76, 90,132.44 and 22,670.84

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Solution

The fourth proportional to 60,134.76, 90,132.44 and 22,670.84 is: 33,979.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,134.76 : 90,132.44 = 22,670.84 : x
  2. Step 2: Convert to fraction form
    60,134.76/90,132.44 = 22,670.84/x
  3. Step 3: Cross multiply
    60,134.76x = 90,132.44 × 22,670.84
  4. Step 4: Simplify right side
    60,134.76x = 2,043,378,238.03
  5. Step 5: Solve for x
    x = 2,043,378,238.03/60,134.76
  6. Step 6: Final answer
    x = 33,979.98

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.