Home / 114,906.30-172,359.45-113,156.70

Finding the Fourth Proportional to 114,906.30, 172,359.45 and 113,156.70

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Solution

The fourth proportional to 114,906.30, 172,359.45 and 113,156.70 is: 169,735.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,906.30 : 172,359.45 = 113,156.70 : x
  2. Step 2: Convert to fraction form
    114,906.30/172,359.45 = 113,156.70/x
  3. Step 3: Cross multiply
    114,906.30x = 172,359.45 × 113,156.70
  4. Step 4: Simplify right side
    114,906.30x = 19,503,626,575.82
  5. Step 5: Solve for x
    x = 19,503,626,575.82/114,906.30
  6. Step 6: Final answer
    x = 169,735.05

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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.