Home / 195,306.36-292,885.22-68,923.05

Finding the Fourth Proportional to 195,306.36, 292,885.22 and 68,923.05

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Solution

The fourth proportional to 195,306.36, 292,885.22 and 68,923.05 is: 103,358.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,306.36 : 292,885.22 = 68,923.05 : x
  2. Step 2: Convert to fraction form
    195,306.36/292,885.22 = 68,923.05/x
  3. Step 3: Cross multiply
    195,306.36x = 292,885.22 × 68,923.05
  4. Step 4: Simplify right side
    195,306.36x = 20,186,542,662.32
  5. Step 5: Solve for x
    x = 20,186,542,662.32/195,306.36
  6. Step 6: Final answer
    x = 103,358.35

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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.