Home / 194,639.13-268,602.21-114,050.61

Finding the Fourth Proportional to 194,639.13, 268,602.21 and 114,050.61

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Solution

The fourth proportional to 194,639.13, 268,602.21 and 114,050.61 is: 157,389.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,639.13 : 268,602.21 = 114,050.61 : x
  2. Step 2: Convert to fraction form
    194,639.13/268,602.21 = 114,050.61/x
  3. Step 3: Cross multiply
    194,639.13x = 268,602.21 × 114,050.61
  4. Step 4: Simplify right side
    194,639.13x = 30,634,245,897.85
  5. Step 5: Solve for x
    x = 30,634,245,897.85/194,639.13
  6. Step 6: Final answer
    x = 157,389.97

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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.