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Finding the Fourth Proportional to 168,560.40, 232,603.07 and 92,064

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Solution

The fourth proportional to 168,560.40, 232,603.07 and 92,064 is: 127,042.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,560.40 : 232,603.07 = 92,064 : x
  2. Step 2: Convert to fraction form
    168,560.40/232,603.07 = 92,064/x
  3. Step 3: Cross multiply
    168,560.40x = 232,603.07 × 92,064
  4. Step 4: Simplify right side
    168,560.40x = 21,414,369,036.48
  5. Step 5: Solve for x
    x = 21,414,369,036.48/168,560.40
  6. Step 6: Final answer
    x = 127,042.70

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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.