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Finding the Fourth Proportional to 196,705.70, 295,058.55 and 125,846.90

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Solution

The fourth proportional to 196,705.70, 295,058.55 and 125,846.90 is: 188,770.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,705.70 : 295,058.55 = 125,846.90 : x
  2. Step 2: Convert to fraction form
    196,705.70/295,058.55 = 125,846.90/x
  3. Step 3: Cross multiply
    196,705.70x = 295,058.55 × 125,846.90
  4. Step 4: Simplify right side
    196,705.70x = 37,132,203,836.00
  5. Step 5: Solve for x
    x = 37,132,203,836.00/196,705.70
  6. Step 6: Final answer
    x = 188,770.35

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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.