Home / 114,517.32-158,025.90-66,121.17

Finding the Fourth Proportional to 114,517.32, 158,025.90 and 66,121.17

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Solution

The fourth proportional to 114,517.32, 158,025.90 and 66,121.17 is: 91,242.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,517.32 : 158,025.90 = 66,121.17 : x
  2. Step 2: Convert to fraction form
    114,517.32/158,025.90 = 66,121.17/x
  3. Step 3: Cross multiply
    114,517.32x = 158,025.90 × 66,121.17
  4. Step 4: Simplify right side
    114,517.32x = 10,448,857,398.30
  5. Step 5: Solve for x
    x = 10,448,857,398.30/114,517.32
  6. Step 6: Final answer
    x = 91,242.59

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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.