Home / 114,951.20-158,601.66-67,216.28

Finding the Fourth Proportional to 114,951.20, 158,601.66 and 67,216.28

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Solution

The fourth proportional to 114,951.20, 158,601.66 and 67,216.28 is: 92,740.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,951.20 : 158,601.66 = 67,216.28 : x
  2. Step 2: Convert to fraction form
    114,951.20/158,601.66 = 67,216.28/x
  3. Step 3: Cross multiply
    114,951.20x = 158,601.66 × 67,216.28
  4. Step 4: Simplify right side
    114,951.20x = 10,660,613,587.02
  5. Step 5: Solve for x
    x = 10,660,613,587.02/114,951.20
  6. Step 6: Final answer
    x = 92,740.34

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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.