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Finding the Fourth Proportional to 169,520.50, 233,949.23 and 94,069

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Solution

The fourth proportional to 169,520.50, 233,949.23 and 94,069 is: 129,821.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,520.50 : 233,949.23 = 94,069 : x
  2. Step 2: Convert to fraction form
    169,520.50/233,949.23 = 94,069/x
  3. Step 3: Cross multiply
    169,520.50x = 233,949.23 × 94,069
  4. Step 4: Simplify right side
    169,520.50x = 22,007,370,116.87
  5. Step 5: Solve for x
    x = 22,007,370,116.87/169,520.50
  6. Step 6: Final answer
    x = 129,821.29

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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.