Home / 141,610.77-195,441.53-85,025.79

Finding the Fourth Proportional to 141,610.77, 195,441.53 and 85,025.79

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Solution

The fourth proportional to 141,610.77, 195,441.53 and 85,025.79 is: 117,346.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,610.77 : 195,441.53 = 85,025.79 : x
  2. Step 2: Convert to fraction form
    141,610.77/195,441.53 = 85,025.79/x
  3. Step 3: Cross multiply
    141,610.77x = 195,441.53 × 85,025.79
  4. Step 4: Simplify right side
    141,610.77x = 16,617,570,061.93
  5. Step 5: Solve for x
    x = 16,617,570,061.93/141,610.77
  6. Step 6: Final answer
    x = 117,346.80

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.