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Finding the Fourth Proportional to 173,245.25, 239,078.45 and 93,757.25

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Solution

The fourth proportional to 173,245.25, 239,078.45 and 93,757.25 is: 129,385.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,245.25 : 239,078.45 = 93,757.25 : x
  2. Step 2: Convert to fraction form
    173,245.25/239,078.45 = 93,757.25/x
  3. Step 3: Cross multiply
    173,245.25x = 239,078.45 × 93,757.25
  4. Step 4: Simplify right side
    173,245.25x = 22,415,337,537.48
  5. Step 5: Solve for x
    x = 22,415,337,537.48/173,245.25
  6. Step 6: Final answer
    x = 129,385.01

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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.