Home / 195,639.88-293,197.02-106,760.20

Finding the Fourth Proportional to 195,639.88, 293,197.02 and 106,760.20

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Solution

The fourth proportional to 195,639.88, 293,197.02 and 106,760.20 is: 159,996.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,639.88 : 293,197.02 = 106,760.20 : x
  2. Step 2: Convert to fraction form
    195,639.88/293,197.02 = 106,760.20/x
  3. Step 3: Cross multiply
    195,639.88x = 293,197.02 × 106,760.20
  4. Step 4: Simplify right side
    195,639.88x = 31,301,772,494.60
  5. Step 5: Solve for x
    x = 31,301,772,494.60/195,639.88
  6. Step 6: Final answer
    x = 159,996.89

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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.