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Finding the Fourth Proportional to 114,794.88, 172,202.24 and 31,688.88

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Solution

The fourth proportional to 114,794.88, 172,202.24 and 31,688.88 is: 47,536.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,794.88 : 172,202.24 = 31,688.88 : x
  2. Step 2: Convert to fraction form
    114,794.88/172,202.24 = 31,688.88/x
  3. Step 3: Cross multiply
    114,794.88x = 172,202.24 × 31,688.88
  4. Step 4: Simplify right side
    114,794.88x = 5,456,896,119.09
  5. Step 5: Solve for x
    x = 5,456,896,119.09/114,794.88
  6. Step 6: Final answer
    x = 47,536.06

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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.