Home / 120,247.21-180,395.40-41,351.17

Finding the Fourth Proportional to 120,247.21, 180,395.40 and 41,351.17

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Solution

The fourth proportional to 120,247.21, 180,395.40 and 41,351.17 is: 62,035.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,247.21 : 180,395.40 = 41,351.17 : x
  2. Step 2: Convert to fraction form
    120,247.21/180,395.40 = 41,351.17/x
  3. Step 3: Cross multiply
    120,247.21x = 180,395.40 × 41,351.17
  4. Step 4: Simplify right side
    120,247.21x = 7,459,560,852.62
  5. Step 5: Solve for x
    x = 7,459,560,852.62/120,247.21
  6. Step 6: Final answer
    x = 62,035.21

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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.