Home / 114,857.15-172,293.94-30,616.88

Finding the Fourth Proportional to 114,857.15, 172,293.94 and 30,616.88

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Solution

The fourth proportional to 114,857.15, 172,293.94 and 30,616.88 is: 45,927.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,857.15 : 172,293.94 = 30,616.88 : x
  2. Step 2: Convert to fraction form
    114,857.15/172,293.94 = 30,616.88/x
  3. Step 3: Cross multiply
    114,857.15x = 172,293.94 × 30,616.88
  4. Step 4: Simplify right side
    114,857.15x = 5,275,102,732.62
  5. Step 5: Solve for x
    x = 5,275,102,732.62/114,857.15
  6. Step 6: Final answer
    x = 45,927.51

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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.