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Finding the Fourth Proportional to 169,396.72, 233,765.85 and 92,914.23

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Solution

The fourth proportional to 169,396.72, 233,765.85 and 92,914.23 is: 128,220.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,396.72 : 233,765.85 = 92,914.23 : x
  2. Step 2: Convert to fraction form
    169,396.72/233,765.85 = 92,914.23/x
  3. Step 3: Cross multiply
    169,396.72x = 233,765.85 × 92,914.23
  4. Step 4: Simplify right side
    169,396.72x = 21,720,173,953.05
  5. Step 5: Solve for x
    x = 21,720,173,953.05/169,396.72
  6. Step 6: Final answer
    x = 128,220.75

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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.