Home / 195,721.72-293,652.54-120,754.60

Finding the Fourth Proportional to 195,721.72, 293,652.54 and 120,754.60

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Solution

The fourth proportional to 195,721.72, 293,652.54 and 120,754.60 is: 181,175.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,721.72 : 293,652.54 = 120,754.60 : x
  2. Step 2: Convert to fraction form
    195,721.72/293,652.54 = 120,754.60/x
  3. Step 3: Cross multiply
    195,721.72x = 293,652.54 × 120,754.60
  4. Step 4: Simplify right side
    195,721.72x = 35,459,894,272.55
  5. Step 5: Solve for x
    x = 35,459,894,272.55/195,721.72
  6. Step 6: Final answer
    x = 181,175.06

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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.