Home / 260,427.88-390,641.82-94,177

Finding the Fourth Proportional to 260,427.88, 390,641.82 and 94,177

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Solution

The fourth proportional to 260,427.88, 390,641.82 and 94,177 is: 141,265.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    260,427.88 : 390,641.82 = 94,177 : x
  2. Step 2: Convert to fraction form
    260,427.88/390,641.82 = 94,177/x
  3. Step 3: Cross multiply
    260,427.88x = 390,641.82 × 94,177
  4. Step 4: Simplify right side
    260,427.88x = 36,789,474,682.14
  5. Step 5: Solve for x
    x = 36,789,474,682.14/260,427.88
  6. Step 6: Final answer
    x = 141,265.50

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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.