Home / 194,894.24-268,954.32-105,470.24

Finding the Fourth Proportional to 194,894.24, 268,954.32 and 105,470.24

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Solution

The fourth proportional to 194,894.24, 268,954.32 and 105,470.24 is: 145,549.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,894.24 : 268,954.32 = 105,470.24 : x
  2. Step 2: Convert to fraction form
    194,894.24/268,954.32 = 105,470.24/x
  3. Step 3: Cross multiply
    194,894.24x = 268,954.32 × 105,470.24
  4. Step 4: Simplify right side
    194,894.24x = 28,366,676,679.44
  5. Step 5: Solve for x
    x = 28,366,676,679.44/194,894.24
  6. Step 6: Final answer
    x = 145,549.08

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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.