Home / 114,226.91-171,153.10-80,887.11

Finding the Fourth Proportional to 114,226.91, 171,153.10 and 80,887.11

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Solution

The fourth proportional to 114,226.91, 171,153.10 and 80,887.11 is: 121,198.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,226.91 : 171,153.10 = 80,887.11 : x
  2. Step 2: Convert to fraction form
    114,226.91/171,153.10 = 80,887.11/x
  3. Step 3: Cross multiply
    114,226.91x = 171,153.10 × 80,887.11
  4. Step 4: Simplify right side
    114,226.91x = 13,844,079,085.83
  5. Step 5: Solve for x
    x = 13,844,079,085.83/114,226.91
  6. Step 6: Final answer
    x = 121,198.05

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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.