Home / 194,524.61-268,438.60-108,486.21

Finding the Fourth Proportional to 194,524.61, 268,438.60 and 108,486.21

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Solution

The fourth proportional to 194,524.61, 268,438.60 and 108,486.21 is: 149,707.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,524.61 : 268,438.60 = 108,486.21 : x
  2. Step 2: Convert to fraction form
    194,524.61/268,438.60 = 108,486.21/x
  3. Step 3: Cross multiply
    194,524.61x = 268,438.60 × 108,486.21
  4. Step 4: Simplify right side
    194,524.61x = 29,121,886,331.71
  5. Step 5: Solve for x
    x = 29,121,886,331.71/194,524.61
  6. Step 6: Final answer
    x = 149,707.98

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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.