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Finding the Fourth Proportional to 123,954.82, 171,058.98 and 67,366.22

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Solution

The fourth proportional to 123,954.82, 171,058.98 and 67,366.22 is: 92,966.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,954.82 : 171,058.98 = 67,366.22 : x
  2. Step 2: Convert to fraction form
    123,954.82/171,058.98 = 67,366.22/x
  3. Step 3: Cross multiply
    123,954.82x = 171,058.98 × 67,366.22
  4. Step 4: Simplify right side
    123,954.82x = 11,523,596,879.66
  5. Step 5: Solve for x
    x = 11,523,596,879.66/123,954.82
  6. Step 6: Final answer
    x = 92,966.11

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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.