Home / 204,323.81-281,961.47-113,679.95

Finding the Fourth Proportional to 204,323.81, 281,961.47 and 113,679.95

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Solution

The fourth proportional to 204,323.81, 281,961.47 and 113,679.95 is: 156,875.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,323.81 : 281,961.47 = 113,679.95 : x
  2. Step 2: Convert to fraction form
    204,323.81/281,961.47 = 113,679.95/x
  3. Step 3: Cross multiply
    204,323.81x = 281,961.47 × 113,679.95
  4. Step 4: Simplify right side
    204,323.81x = 32,053,364,401.72
  5. Step 5: Solve for x
    x = 32,053,364,401.72/204,323.81
  6. Step 6: Final answer
    x = 156,875.33

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.