Home / 82,252.20-123,342.30-37,864.20

Finding the Fourth Proportional to 82,252.20, 123,342.30 and 37,864.20

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Solution

The fourth proportional to 82,252.20, 123,342.30 and 37,864.20 is: 56,779.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,252.20 : 123,342.30 = 37,864.20 : x
  2. Step 2: Convert to fraction form
    82,252.20/123,342.30 = 37,864.20/x
  3. Step 3: Cross multiply
    82,252.20x = 123,342.30 × 37,864.20
  4. Step 4: Simplify right side
    82,252.20x = 4,670,257,515.66
  5. Step 5: Solve for x
    x = 4,670,257,515.66/82,252.20
  6. Step 6: Final answer
    x = 56,779.73

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1.5x scale

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.