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Finding the Fourth Proportional to 169,321.30, 233,664.30 and 97,704.34

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Solution

The fourth proportional to 169,321.30, 233,664.30 and 97,704.34 is: 134,832.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,321.30 : 233,664.30 = 97,704.34 : x
  2. Step 2: Convert to fraction form
    169,321.30/233,664.30 = 97,704.34/x
  3. Step 3: Cross multiply
    169,321.30x = 233,664.30 × 97,704.34
  4. Step 4: Simplify right side
    169,321.30x = 22,830,016,213.06
  5. Step 5: Solve for x
    x = 22,830,016,213.06/169,321.30
  6. Step 6: Final answer
    x = 134,832.51

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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.