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Finding the Fourth Proportional to 73,060.71, 109,494.18 and 37,520.60

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Solution

The fourth proportional to 73,060.71, 109,494.18 and 37,520.60 is: 56,231.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,060.71 : 109,494.18 = 37,520.60 : x
  2. Step 2: Convert to fraction form
    73,060.71/109,494.18 = 37,520.60/x
  3. Step 3: Cross multiply
    73,060.71x = 109,494.18 × 37,520.60
  4. Step 4: Simplify right side
    73,060.71x = 4,108,286,782.64
  5. Step 5: Solve for x
    x = 4,108,286,782.64/73,060.71
  6. Step 6: Final answer
    x = 56,231.14

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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.