Home / 194,700.54-268,808.38-149,291.29

Finding the Fourth Proportional to 194,700.54, 268,808.38 and 149,291.29

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Solution

The fourth proportional to 194,700.54, 268,808.38 and 149,291.29 is: 206,115.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,700.54 : 268,808.38 = 149,291.29 : x
  2. Step 2: Convert to fraction form
    194,700.54/268,808.38 = 149,291.29/x
  3. Step 3: Cross multiply
    194,700.54x = 268,808.38 × 149,291.29
  4. Step 4: Simplify right side
    194,700.54x = 40,130,749,813.01
  5. Step 5: Solve for x
    x = 40,130,749,813.01/194,700.54
  6. Step 6: Final answer
    x = 206,115.25

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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.