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Finding the Fourth Proportional to 37,650.80, 56,437.80 and 22,060.40

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Solution

The fourth proportional to 37,650.80, 56,437.80 and 22,060.40 is: 33,068.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,650.80 : 56,437.80 = 22,060.40 : x
  2. Step 2: Convert to fraction form
    37,650.80/56,437.80 = 22,060.40/x
  3. Step 3: Cross multiply
    37,650.80x = 56,437.80 × 22,060.40
  4. Step 4: Simplify right side
    37,650.80x = 1,245,040,443.12
  5. Step 5: Solve for x
    x = 1,245,040,443.12/37,650.80
  6. Step 6: Final answer
    x = 33,068.10

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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.