Home / 107,450.10-161,118.45-36,348.30

Finding the Fourth Proportional to 107,450.10, 161,118.45 and 36,348.30

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Solution

The fourth proportional to 107,450.10, 161,118.45 and 36,348.30 is: 54,503.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,450.10 : 161,118.45 = 36,348.30 : x
  2. Step 2: Convert to fraction form
    107,450.10/161,118.45 = 36,348.30/x
  3. Step 3: Cross multiply
    107,450.10x = 161,118.45 × 36,348.30
  4. Step 4: Simplify right side
    107,450.10x = 5,856,381,756.14
  5. Step 5: Solve for x
    x = 5,856,381,756.14/107,450.10
  6. Step 6: Final answer
    x = 54,503.27

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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.