Home / 131,536.30-197,304.45-57,664.30

Finding the Fourth Proportional to 131,536.30, 197,304.45 and 57,664.30

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Solution

The fourth proportional to 131,536.30, 197,304.45 and 57,664.30 is: 86,496.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,536.30 : 197,304.45 = 57,664.30 : x
  2. Step 2: Convert to fraction form
    131,536.30/197,304.45 = 57,664.30/x
  3. Step 3: Cross multiply
    131,536.30x = 197,304.45 × 57,664.30
  4. Step 4: Simplify right side
    131,536.30x = 11,377,422,996.14
  5. Step 5: Solve for x
    x = 11,377,422,996.14/131,536.30
  6. Step 6: Final answer
    x = 86,496.45

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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.