Home / 194,364.51-268,244.79-108,331.34

Finding the Fourth Proportional to 194,364.51, 268,244.79 and 108,331.34

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Solution

The fourth proportional to 194,364.51, 268,244.79 and 108,331.34 is: 149,509.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,364.51 : 268,244.79 = 108,331.34 : x
  2. Step 2: Convert to fraction form
    194,364.51/268,244.79 = 108,331.34/x
  3. Step 3: Cross multiply
    194,364.51x = 268,244.79 × 108,331.34
  4. Step 4: Simplify right side
    194,364.51x = 29,059,317,548.72
  5. Step 5: Solve for x
    x = 29,059,317,548.72/194,364.51
  6. Step 6: Final answer
    x = 149,509.38

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1.5x scale

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.