Home / 131,504.20-197,126.70-64,954.60

Finding the Fourth Proportional to 131,504.20, 197,126.70 and 64,954.60

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Solution

The fourth proportional to 131,504.20, 197,126.70 and 64,954.60 is: 97,367.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,504.20 : 197,126.70 = 64,954.60 : x
  2. Step 2: Convert to fraction form
    131,504.20/197,126.70 = 64,954.60/x
  3. Step 3: Cross multiply
    131,504.20x = 197,126.70 × 64,954.60
  4. Step 4: Simplify right side
    131,504.20x = 12,804,285,947.82
  5. Step 5: Solve for x
    x = 12,804,285,947.82/131,504.20
  6. Step 6: Final answer
    x = 97,367.89

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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.