Home / 194,914.95-268,982.53-105,490.95

Finding the Fourth Proportional to 194,914.95, 268,982.53 and 105,490.95

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Solution

The fourth proportional to 194,914.95, 268,982.53 and 105,490.95 is: 145,577.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,914.95 : 268,982.53 = 105,490.95 : x
  2. Step 2: Convert to fraction form
    194,914.95/268,982.53 = 105,490.95/x
  3. Step 3: Cross multiply
    194,914.95x = 268,982.53 × 105,490.95
  4. Step 4: Simplify right side
    194,914.95x = 28,375,222,623.10
  5. Step 5: Solve for x
    x = 28,375,222,623.10/194,914.95
  6. Step 6: Final answer
    x = 145,577.46

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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.