Home / 277,233.91-382,582.51-149,909.20

Finding the Fourth Proportional to 277,233.91, 382,582.51 and 149,909.20

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Solution

The fourth proportional to 277,233.91, 382,582.51 and 149,909.20 is: 206,874.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,233.91 : 382,582.51 = 149,909.20 : x
  2. Step 2: Convert to fraction form
    277,233.91/382,582.51 = 149,909.20/x
  3. Step 3: Cross multiply
    277,233.91x = 382,582.51 × 149,909.20
  4. Step 4: Simplify right side
    277,233.91x = 57,352,638,008.09
  5. Step 5: Solve for x
    x = 57,352,638,008.09/277,233.91
  6. Step 6: Final answer
    x = 206,874.54

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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.