Home / 114,360.14-171,540.62-80,979.23

Finding the Fourth Proportional to 114,360.14, 171,540.62 and 80,979.23

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Solution

The fourth proportional to 114,360.14, 171,540.62 and 80,979.23 is: 121,469.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,360.14 : 171,540.62 = 80,979.23 : x
  2. Step 2: Convert to fraction form
    114,360.14/171,540.62 = 80,979.23/x
  3. Step 3: Cross multiply
    114,360.14x = 171,540.62 × 80,979.23
  4. Step 4: Simplify right side
    114,360.14x = 13,891,226,058.72
  5. Step 5: Solve for x
    x = 13,891,226,058.72/114,360.14
  6. Step 6: Final answer
    x = 121,469.13

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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.