Home / 146,197.86-201,734.73-81,651.66

Finding the Fourth Proportional to 146,197.86, 201,734.73 and 81,651.66

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Solution

The fourth proportional to 146,197.86, 201,734.73 and 81,651.66 is: 112,669.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,197.86 : 201,734.73 = 81,651.66 : x
  2. Step 2: Convert to fraction form
    146,197.86/201,734.73 = 81,651.66/x
  3. Step 3: Cross multiply
    146,197.86x = 201,734.73 × 81,651.66
  4. Step 4: Simplify right side
    146,197.86x = 16,471,975,584.15
  5. Step 5: Solve for x
    x = 16,471,975,584.15/146,197.86
  6. Step 6: Final answer
    x = 112,669.06

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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.