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Finding the Fourth Proportional to 168,677, 232,771.14 and 93,223.88

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Solution

The fourth proportional to 168,677, 232,771.14 and 93,223.88 is: 128,647.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,677 : 232,771.14 = 93,223.88 : x
  2. Step 2: Convert to fraction form
    168,677/232,771.14 = 93,223.88/x
  3. Step 3: Cross multiply
    168,677x = 232,771.14 × 93,223.88
  4. Step 4: Simplify right side
    168,677x = 21,699,828,822.82
  5. Step 5: Solve for x
    x = 21,699,828,822.82/168,677
  6. Step 6: Final answer
    x = 128,647.23

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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.