Home / 120,725.77-181,120.86-41,839.93

Finding the Fourth Proportional to 120,725.77, 181,120.86 and 41,839.93

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Solution

The fourth proportional to 120,725.77, 181,120.86 and 41,839.93 is: 62,771.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,725.77 : 181,120.86 = 41,839.93 : x
  2. Step 2: Convert to fraction form
    120,725.77/181,120.86 = 41,839.93/x
  3. Step 3: Cross multiply
    120,725.77x = 181,120.86 × 41,839.93
  4. Step 4: Simplify right side
    120,725.77x = 7,578,084,103.94
  5. Step 5: Solve for x
    x = 7,578,084,103.94/120,725.77
  6. Step 6: Final answer
    x = 62,771.06

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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.