Home / 194,421.04-268,303.76-108,377.56

Finding the Fourth Proportional to 194,421.04, 268,303.76 and 108,377.56

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Solution

The fourth proportional to 194,421.04, 268,303.76 and 108,377.56 is: 149,562.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,421.04 : 268,303.76 = 108,377.56 : x
  2. Step 2: Convert to fraction form
    194,421.04/268,303.76 = 108,377.56/x
  3. Step 3: Cross multiply
    194,421.04x = 268,303.76 × 108,377.56
  4. Step 4: Simplify right side
    194,421.04x = 29,078,106,847.63
  5. Step 5: Solve for x
    x = 29,078,106,847.63/194,421.04
  6. Step 6: Final answer
    x = 149,562.55

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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.