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Finding the Fourth Proportional to 197,160.30, 295,772.85 and 84,894.30

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Solution

The fourth proportional to 197,160.30, 295,772.85 and 84,894.30 is: 127,355.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,160.30 : 295,772.85 = 84,894.30 : x
  2. Step 2: Convert to fraction form
    197,160.30/295,772.85 = 84,894.30/x
  3. Step 3: Cross multiply
    197,160.30x = 295,772.85 × 84,894.30
  4. Step 4: Simplify right side
    197,160.30x = 25,109,429,059.76
  5. Step 5: Solve for x
    x = 25,109,429,059.76/197,160.30
  6. Step 6: Final answer
    x = 127,355.40

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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.