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Finding the Fourth Proportional to 89,175.97, 123,058.15 and 50,927.97

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Solution

The fourth proportional to 89,175.97, 123,058.15 and 50,927.97 is: 70,277.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,175.97 : 123,058.15 = 50,927.97 : x
  2. Step 2: Convert to fraction form
    89,175.97/123,058.15 = 50,927.97/x
  3. Step 3: Cross multiply
    89,175.97x = 123,058.15 × 50,927.97
  4. Step 4: Simplify right side
    89,175.97x = 6,267,101,810.28
  5. Step 5: Solve for x
    x = 6,267,101,810.28/89,175.97
  6. Step 6: Final answer
    x = 70,277.92

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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.