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Finding the Fourth Proportional to 197,166.90, 295,793.55 and 97,374.90

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Solution

The fourth proportional to 197,166.90, 295,793.55 and 97,374.90 is: 146,083.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,166.90 : 295,793.55 = 97,374.90 : x
  2. Step 2: Convert to fraction form
    197,166.90/295,793.55 = 97,374.90/x
  3. Step 3: Cross multiply
    197,166.90x = 295,793.55 × 97,374.90
  4. Step 4: Simplify right side
    197,166.90x = 28,802,867,351.90
  5. Step 5: Solve for x
    x = 28,802,867,351.90/197,166.90
  6. Step 6: Final answer
    x = 146,083.69

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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.