Home / 107,489.46-161,234.13-37,368.75

Finding the Fourth Proportional to 107,489.46, 161,234.13 and 37,368.75

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Solution

The fourth proportional to 107,489.46, 161,234.13 and 37,368.75 is: 56,053.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,489.46 : 161,234.13 = 37,368.75 : x
  2. Step 2: Convert to fraction form
    107,489.46/161,234.13 = 37,368.75/x
  3. Step 3: Cross multiply
    107,489.46x = 161,234.13 × 37,368.75
  4. Step 4: Simplify right side
    107,489.46x = 6,025,117,895.44
  5. Step 5: Solve for x
    x = 6,025,117,895.44/107,489.46
  6. Step 6: Final answer
    x = 56,053.10

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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.