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Finding the Fourth Proportional to 168,560.59, 232,612.91 and 93,109.09

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Solution

The fourth proportional to 168,560.59, 232,612.91 and 93,109.09 is: 128,490.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,560.59 : 232,612.91 = 93,109.09 : x
  2. Step 2: Convert to fraction form
    168,560.59/232,612.91 = 93,109.09/x
  3. Step 3: Cross multiply
    168,560.59x = 232,612.91 × 93,109.09
  4. Step 4: Simplify right side
    168,560.59x = 21,658,375,906.81
  5. Step 5: Solve for x
    x = 21,658,375,906.81/168,560.59
  6. Step 6: Final answer
    x = 128,490.15

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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.