Home / 194,406.90-268,297.47-109,529.70

Finding the Fourth Proportional to 194,406.90, 268,297.47 and 109,529.70

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Solution

The fourth proportional to 194,406.90, 268,297.47 and 109,529.70 is: 151,159.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,406.90 : 268,297.47 = 109,529.70 : x
  2. Step 2: Convert to fraction form
    194,406.90/268,297.47 = 109,529.70/x
  3. Step 3: Cross multiply
    194,406.90x = 268,297.47 × 109,529.70
  4. Step 4: Simplify right side
    194,406.90x = 29,386,541,399.86
  5. Step 5: Solve for x
    x = 29,386,541,399.86/194,406.90
  6. Step 6: Final answer
    x = 151,159.97

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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.