Home / 149,690.27-206,618.36-92,347.43

Finding the Fourth Proportional to 149,690.27, 206,618.36 and 92,347.43

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Solution

The fourth proportional to 149,690.27, 206,618.36 and 92,347.43 is: 127,467.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,690.27 : 206,618.36 = 92,347.43 : x
  2. Step 2: Convert to fraction form
    149,690.27/206,618.36 = 92,347.43/x
  3. Step 3: Cross multiply
    149,690.27x = 206,618.36 × 92,347.43
  4. Step 4: Simplify right side
    149,690.27x = 19,080,673,041.99
  5. Step 5: Solve for x
    x = 19,080,673,041.99/149,690.27
  6. Step 6: Final answer
    x = 127,467.69

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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.