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Finding the Fourth Proportional to 37,079.40, 55,748.70 and 36,301.80

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Solution

The fourth proportional to 37,079.40, 55,748.70 and 36,301.80 is: 54,579.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,079.40 : 55,748.70 = 36,301.80 : x
  2. Step 2: Convert to fraction form
    37,079.40/55,748.70 = 36,301.80/x
  3. Step 3: Cross multiply
    37,079.40x = 55,748.70 × 36,301.80
  4. Step 4: Simplify right side
    37,079.40x = 2,023,778,157.66
  5. Step 5: Solve for x
    x = 2,023,778,157.66/37,079.40
  6. Step 6: Final answer
    x = 54,579.58

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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.