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Finding the Fourth Proportional to 168,388.88, 232,376.95 and 92,937.38

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Solution

The fourth proportional to 168,388.88, 232,376.95 and 92,937.38 is: 128,253.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,388.88 : 232,376.95 = 92,937.38 : x
  2. Step 2: Convert to fraction form
    168,388.88/232,376.95 = 92,937.38/x
  3. Step 3: Cross multiply
    168,388.88x = 232,376.95 × 92,937.38
  4. Step 4: Simplify right side
    168,388.88x = 21,596,503,859.68
  5. Step 5: Solve for x
    x = 21,596,503,859.68/168,388.88
  6. Step 6: Final answer
    x = 128,253.75

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1.5x scale

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.