Home / 351,026.85-526,439.82-114,390.21

Finding the Fourth Proportional to 351,026.85, 526,439.82 and 114,390.21

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Solution

The fourth proportional to 351,026.85, 526,439.82 and 114,390.21 is: 171,552.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    351,026.85 : 526,439.82 = 114,390.21 : x
  2. Step 2: Convert to fraction form
    351,026.85/526,439.82 = 114,390.21/x
  3. Step 3: Cross multiply
    351,026.85x = 526,439.82 × 114,390.21
  4. Step 4: Simplify right side
    351,026.85x = 60,219,561,562.16
  5. Step 5: Solve for x
    x = 60,219,561,562.16/351,026.85
  6. Step 6: Final answer
    x = 171,552.58

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.