Home / 194,716.71-268,709.04-105,292.71

Finding the Fourth Proportional to 194,716.71, 268,709.04 and 105,292.71

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Solution

The fourth proportional to 194,716.71, 268,709.04 and 105,292.71 is: 145,303.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,716.71 : 268,709.04 = 105,292.71 : x
  2. Step 2: Convert to fraction form
    194,716.71/268,709.04 = 105,292.71/x
  3. Step 3: Cross multiply
    194,716.71x = 268,709.04 × 105,292.71
  4. Step 4: Simplify right side
    194,716.71x = 28,293,103,023.10
  5. Step 5: Solve for x
    x = 28,293,103,023.10/194,716.71
  6. Step 6: Final answer
    x = 145,303.93

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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.