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Finding the Fourth Proportional to 168,364.90, 232,344.84 and 91,884.58

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Solution

The fourth proportional to 168,364.90, 232,344.84 and 91,884.58 is: 126,801.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,364.90 : 232,344.84 = 91,884.58 : x
  2. Step 2: Convert to fraction form
    168,364.90/232,344.84 = 91,884.58/x
  3. Step 3: Cross multiply
    168,364.90x = 232,344.84 × 91,884.58
  4. Step 4: Simplify right side
    168,364.90x = 21,348,908,038.57
  5. Step 5: Solve for x
    x = 21,348,908,038.57/168,364.90
  6. Step 6: Final answer
    x = 126,801.42

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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.