Home / 37,780.56-56,671.92-22,187.52

Finding the Fourth Proportional to 37,780.56, 56,671.92 and 22,187.52

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Solution

The fourth proportional to 37,780.56, 56,671.92 and 22,187.52 is: 33,281.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,780.56 : 56,671.92 = 22,187.52 : x
  2. Step 2: Convert to fraction form
    37,780.56/56,671.92 = 22,187.52/x
  3. Step 3: Cross multiply
    37,780.56x = 56,671.92 × 22,187.52
  4. Step 4: Simplify right side
    37,780.56x = 1,257,409,358.44
  5. Step 5: Solve for x
    x = 1,257,409,358.44/37,780.56
  6. Step 6: Final answer
    x = 33,281.91

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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.