Home / 131,496.40-197,244.60-57,768.40

Finding the Fourth Proportional to 131,496.40, 197,244.60 and 57,768.40

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Solution

The fourth proportional to 131,496.40, 197,244.60 and 57,768.40 is: 86,652.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,496.40 : 197,244.60 = 57,768.40 : x
  2. Step 2: Convert to fraction form
    131,496.40/197,244.60 = 57,768.40/x
  3. Step 3: Cross multiply
    131,496.40x = 197,244.60 × 57,768.40
  4. Step 4: Simplify right side
    131,496.40x = 11,394,504,950.64
  5. Step 5: Solve for x
    x = 11,394,504,950.64/131,496.40
  6. Step 6: Final answer
    x = 86,652.60

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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.