Home / 45,456.74-68,195.84-14,291.99

Finding the Fourth Proportional to 45,456.74, 68,195.84 and 14,291.99

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Solution

The fourth proportional to 45,456.74, 68,195.84 and 14,291.99 is: 21,441.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,456.74 : 68,195.84 = 14,291.99 : x
  2. Step 2: Convert to fraction form
    45,456.74/68,195.84 = 14,291.99/x
  3. Step 3: Cross multiply
    45,456.74x = 68,195.84 × 14,291.99
  4. Step 4: Simplify right side
    45,456.74x = 974,653,850.88
  5. Step 5: Solve for x
    x = 974,653,850.88/45,456.74
  6. Step 6: Final answer
    x = 21,441.35

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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.