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Finding the Fourth Proportional to 197,334.90, 295,662.15 and 91,937.70

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Solution

The fourth proportional to 197,334.90, 295,662.15 and 91,937.70 is: 137,748.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,334.90 : 295,662.15 = 91,937.70 : x
  2. Step 2: Convert to fraction form
    197,334.90/295,662.15 = 91,937.70/x
  3. Step 3: Cross multiply
    197,334.90x = 295,662.15 × 91,937.70
  4. Step 4: Simplify right side
    197,334.90x = 27,182,498,048.06
  5. Step 5: Solve for x
    x = 27,182,498,048.06/197,334.90
  6. Step 6: Final answer
    x = 137,748.05

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.