Home / 120,118.15-180,179.88-41,233.06

Finding the Fourth Proportional to 120,118.15, 180,179.88 and 41,233.06

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Solution

The fourth proportional to 120,118.15, 180,179.88 and 41,233.06 is: 61,850.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,118.15 : 180,179.88 = 41,233.06 : x
  2. Step 2: Convert to fraction form
    120,118.15/180,179.88 = 41,233.06/x
  3. Step 3: Cross multiply
    120,118.15x = 180,179.88 × 41,233.06
  4. Step 4: Simplify right side
    120,118.15x = 7,429,367,802.83
  5. Step 5: Solve for x
    x = 7,429,367,802.83/120,118.15
  6. Step 6: Final answer
    x = 61,850.50

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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.