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Finding the Fourth Proportional to 168,612.84, 232,794.19 and 108,209.52

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Solution

The fourth proportional to 168,612.84, 232,794.19 and 108,209.52 is: 149,398.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,612.84 : 232,794.19 = 108,209.52 : x
  2. Step 2: Convert to fraction form
    168,612.84/232,794.19 = 108,209.52/x
  3. Step 3: Cross multiply
    168,612.84x = 232,794.19 × 108,209.52
  4. Step 4: Simplify right side
    168,612.84x = 25,190,547,558.69
  5. Step 5: Solve for x
    x = 25,190,547,558.69/168,612.84
  6. Step 6: Final answer
    x = 149,398.75

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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.