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Finding the Fourth Proportional to 169,137.72, 233,400.04 and 92,641.56

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Solution

The fourth proportional to 169,137.72, 233,400.04 and 92,641.56 is: 127,839.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,137.72 : 233,400.04 = 92,641.56 : x
  2. Step 2: Convert to fraction form
    169,137.72/233,400.04 = 92,641.56/x
  3. Step 3: Cross multiply
    169,137.72x = 233,400.04 × 92,641.56
  4. Step 4: Simplify right side
    169,137.72x = 21,622,543,809.66
  5. Step 5: Solve for x
    x = 21,622,543,809.66/169,137.72
  6. Step 6: Final answer
    x = 127,839.87

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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.