Home / 194,577.75-268,517.66-105,153.75

Finding the Fourth Proportional to 194,577.75, 268,517.66 and 105,153.75

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Solution

The fourth proportional to 194,577.75, 268,517.66 and 105,153.75 is: 145,112.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,577.75 : 268,517.66 = 105,153.75 : x
  2. Step 2: Convert to fraction form
    194,577.75/268,517.66 = 105,153.75/x
  3. Step 3: Cross multiply
    194,577.75x = 268,517.66 × 105,153.75
  4. Step 4: Simplify right side
    194,577.75x = 28,235,638,364.46
  5. Step 5: Solve for x
    x = 28,235,638,364.46/194,577.75
  6. Step 6: Final answer
    x = 145,112.37

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1.5x scale

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.