Home / 195,908.18-293,862.21-90,669.74

Finding the Fourth Proportional to 195,908.18, 293,862.21 and 90,669.74

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Solution

The fourth proportional to 195,908.18, 293,862.21 and 90,669.74 is: 136,004.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,908.18 : 293,862.21 = 90,669.74 : x
  2. Step 2: Convert to fraction form
    195,908.18/293,862.21 = 90,669.74/x
  3. Step 3: Cross multiply
    195,908.18x = 293,862.21 × 90,669.74
  4. Step 4: Simplify right side
    195,908.18x = 26,644,410,176.53
  5. Step 5: Solve for x
    x = 26,644,410,176.53/195,908.18
  6. Step 6: Final answer
    x = 136,004.58

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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.