Home / 254,714.31-351,508.97-140,005.44

Finding the Fourth Proportional to 254,714.31, 351,508.97 and 140,005.44

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Solution

The fourth proportional to 254,714.31, 351,508.97 and 140,005.44 is: 193,209.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,714.31 : 351,508.97 = 140,005.44 : x
  2. Step 2: Convert to fraction form
    254,714.31/351,508.97 = 140,005.44/x
  3. Step 3: Cross multiply
    254,714.31x = 351,508.97 × 140,005.44
  4. Step 4: Simplify right side
    254,714.31x = 49,213,167,308.77
  5. Step 5: Solve for x
    x = 49,213,167,308.77/254,714.31
  6. Step 6: Final answer
    x = 193,209.28

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1.5x scale

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.