Home / 114,966.59-172,449.54-36,086.72

Finding the Fourth Proportional to 114,966.59, 172,449.54 and 36,086.72

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Solution

The fourth proportional to 114,966.59, 172,449.54 and 36,086.72 is: 54,129.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,966.59 : 172,449.54 = 36,086.72 : x
  2. Step 2: Convert to fraction form
    114,966.59/172,449.54 = 36,086.72/x
  3. Step 3: Cross multiply
    114,966.59x = 172,449.54 × 36,086.72
  4. Step 4: Simplify right side
    114,966.59x = 6,223,137,401.86
  5. Step 5: Solve for x
    x = 6,223,137,401.86/114,966.59
  6. Step 6: Final answer
    x = 54,129.97

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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.