Home / 120,081.29-180,125.58-41,194.38

Finding the Fourth Proportional to 120,081.29, 180,125.58 and 41,194.38

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Solution

The fourth proportional to 120,081.29, 180,125.58 and 41,194.38 is: 61,792.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,081.29 : 180,125.58 = 41,194.38 : x
  2. Step 2: Convert to fraction form
    120,081.29/180,125.58 = 41,194.38/x
  3. Step 3: Cross multiply
    120,081.29x = 180,125.58 × 41,194.38
  4. Step 4: Simplify right side
    120,081.29x = 7,420,161,590.24
  5. Step 5: Solve for x
    x = 7,420,161,590.24/120,081.29
  6. Step 6: Final answer
    x = 61,792.82

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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.