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Finding the Fourth Proportional to 169,702.97, 234,208.46 and 108,504.63

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Solution

The fourth proportional to 169,702.97, 234,208.46 and 108,504.63 is: 149,748.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,702.97 : 234,208.46 = 108,504.63 : x
  2. Step 2: Convert to fraction form
    169,702.97/234,208.46 = 108,504.63/x
  3. Step 3: Cross multiply
    169,702.97x = 234,208.46 × 108,504.63
  4. Step 4: Simplify right side
    169,702.97x = 25,412,702,566.43
  5. Step 5: Solve for x
    x = 25,412,702,566.43/169,702.97
  6. Step 6: Final answer
    x = 149,748.14

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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.