Home / 288,181.26-397,677.33-160,853.94

Finding the Fourth Proportional to 288,181.26, 397,677.33 and 160,853.94

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Solution

The fourth proportional to 288,181.26, 397,677.33 and 160,853.94 is: 221,971.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    288,181.26 : 397,677.33 = 160,853.94 : x
  2. Step 2: Convert to fraction form
    288,181.26/397,677.33 = 160,853.94/x
  3. Step 3: Cross multiply
    288,181.26x = 397,677.33 × 160,853.94
  4. Step 4: Simplify right side
    288,181.26x = 63,967,965,379.18
  5. Step 5: Solve for x
    x = 63,967,965,379.18/288,181.26
  6. Step 6: Final answer
    x = 221,971.29

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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.