Home / 151,229.48-208,347.30-108,714.44

Finding the Fourth Proportional to 151,229.48, 208,347.30 and 108,714.44

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Solution

The fourth proportional to 151,229.48, 208,347.30 and 108,714.44 is: 149,774.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,229.48 : 208,347.30 = 108,714.44 : x
  2. Step 2: Convert to fraction form
    151,229.48/208,347.30 = 108,714.44/x
  3. Step 3: Cross multiply
    151,229.48x = 208,347.30 × 108,714.44
  4. Step 4: Simplify right side
    151,229.48x = 22,650,360,045.01
  5. Step 5: Solve for x
    x = 22,650,360,045.01/151,229.48
  6. Step 6: Final answer
    x = 149,774.77

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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.