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Finding the Fourth Proportional to 169,893.22, 234,447.67 and 93,412.24

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Solution

The fourth proportional to 169,893.22, 234,447.67 and 93,412.24 is: 128,906.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,893.22 : 234,447.67 = 93,412.24 : x
  2. Step 2: Convert to fraction form
    169,893.22/234,447.67 = 93,412.24/x
  3. Step 3: Cross multiply
    169,893.22x = 234,447.67 × 93,412.24
  4. Step 4: Simplify right side
    169,893.22x = 21,900,281,022.68
  5. Step 5: Solve for x
    x = 21,900,281,022.68/169,893.22
  6. Step 6: Final answer
    x = 128,906.15

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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.