Home / 37,500.40-56,234.40-18,773.20

Finding the Fourth Proportional to 37,500.40, 56,234.40 and 18,773.20

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Solution

The fourth proportional to 37,500.40, 56,234.40 and 18,773.20 is: 28,151.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,500.40 : 56,234.40 = 18,773.20 : x
  2. Step 2: Convert to fraction form
    37,500.40/56,234.40 = 18,773.20/x
  3. Step 3: Cross multiply
    37,500.40x = 56,234.40 × 18,773.20
  4. Step 4: Simplify right side
    37,500.40x = 1,055,699,638.08
  5. Step 5: Solve for x
    x = 1,055,699,638.08/37,500.40
  6. Step 6: Final answer
    x = 28,151.69

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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.