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Finding the Fourth Proportional to 114,610.64, 171,818.16 and 43,493.52

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Solution

The fourth proportional to 114,610.64, 171,818.16 and 43,493.52 is: 65,203.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,610.64 : 171,818.16 = 43,493.52 : x
  2. Step 2: Convert to fraction form
    114,610.64/171,818.16 = 43,493.52/x
  3. Step 3: Cross multiply
    114,610.64x = 171,818.16 × 43,493.52
  4. Step 4: Simplify right side
    114,610.64x = 7,472,976,578.32
  5. Step 5: Solve for x
    x = 7,472,976,578.32/114,610.64
  6. Step 6: Final answer
    x = 65,203.17

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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.