Home / 107,372.40-161,188.20-106,594.80

Finding the Fourth Proportional to 107,372.40, 161,188.20 and 106,594.80

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Solution

The fourth proportional to 107,372.40, 161,188.20 and 106,594.80 is: 160,020.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,372.40 : 161,188.20 = 106,594.80 : x
  2. Step 2: Convert to fraction form
    107,372.40/161,188.20 = 106,594.80/x
  3. Step 3: Cross multiply
    107,372.40x = 161,188.20 × 106,594.80
  4. Step 4: Simplify right side
    107,372.40x = 17,181,823,941.36
  5. Step 5: Solve for x
    x = 17,181,823,941.36/107,372.40
  6. Step 6: Final answer
    x = 160,020.86

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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.