Home / 194,732.85-268,551.18-149,412.72

Finding the Fourth Proportional to 194,732.85, 268,551.18 and 149,412.72

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Solution

The fourth proportional to 194,732.85, 268,551.18 and 149,412.72 is: 206,051.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,732.85 : 268,551.18 = 149,412.72 : x
  2. Step 2: Convert to fraction form
    194,732.85/268,551.18 = 149,412.72/x
  3. Step 3: Cross multiply
    194,732.85x = 268,551.18 × 149,412.72
  4. Step 4: Simplify right side
    194,732.85x = 40,124,962,263.01
  5. Step 5: Solve for x
    x = 40,124,962,263.01/194,732.85
  6. Step 6: Final answer
    x = 206,051.33

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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.