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Finding the Fourth Proportional to 169,418.16, 233,800.18 and 92,941.16

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Solution

The fourth proportional to 169,418.16, 233,800.18 and 92,941.16 is: 128,260.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,418.16 : 233,800.18 = 92,941.16 : x
  2. Step 2: Convert to fraction form
    169,418.16/233,800.18 = 92,941.16/x
  3. Step 3: Cross multiply
    169,418.16x = 233,800.18 × 92,941.16
  4. Step 4: Simplify right side
    169,418.16x = 21,729,659,937.41
  5. Step 5: Solve for x
    x = 21,729,659,937.41/169,418.16
  6. Step 6: Final answer
    x = 128,260.51

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.