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Finding the Fourth Proportional to 123,616.08, 170,590.29 and 67,027.46

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Solution

The fourth proportional to 123,616.08, 170,590.29 and 67,027.46 is: 92,497.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,616.08 : 170,590.29 = 67,027.46 : x
  2. Step 2: Convert to fraction form
    123,616.08/170,590.29 = 67,027.46/x
  3. Step 3: Cross multiply
    123,616.08x = 170,590.29 × 67,027.46
  4. Step 4: Simplify right side
    123,616.08x = 11,434,232,735.06
  5. Step 5: Solve for x
    x = 11,434,232,735.06/123,616.08
  6. Step 6: Final answer
    x = 92,497.94

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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.