Home / 45,456.49-68,195.46-14,291.74

Finding the Fourth Proportional to 45,456.49, 68,195.46 and 14,291.74

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Solution

The fourth proportional to 45,456.49, 68,195.46 and 14,291.74 is: 21,440.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,456.49 : 68,195.46 = 14,291.74 : x
  2. Step 2: Convert to fraction form
    45,456.49/68,195.46 = 14,291.74/x
  3. Step 3: Cross multiply
    45,456.49x = 68,195.46 × 14,291.74
  4. Step 4: Simplify right side
    45,456.49x = 974,631,371.06
  5. Step 5: Solve for x
    x = 974,631,371.06/45,456.49
  6. Step 6: Final answer
    x = 21,440.98

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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.