Home / 107,489.40-161,234.49-32,610.18

Finding the Fourth Proportional to 107,489.40, 161,234.49 and 32,610.18

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Solution

The fourth proportional to 107,489.40, 161,234.49 and 32,610.18 is: 48,915.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,489.40 : 161,234.49 = 32,610.18 : x
  2. Step 2: Convert to fraction form
    107,489.40/161,234.49 = 32,610.18/x
  3. Step 3: Cross multiply
    107,489.40x = 161,234.49 × 32,610.18
  4. Step 4: Simplify right side
    107,489.40x = 5,257,885,741.11
  5. Step 5: Solve for x
    x = 5,257,885,741.11/107,489.40
  6. Step 6: Final answer
    x = 48,915.39

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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.