Home / 45,617.04-68,379-25,853.84

Finding the Fourth Proportional to 45,617.04, 68,379 and 25,853.84

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Solution

The fourth proportional to 45,617.04, 68,379 and 25,853.84 is: 38,754.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,617.04 : 68,379 = 25,853.84 : x
  2. Step 2: Convert to fraction form
    45,617.04/68,379 = 25,853.84/x
  3. Step 3: Cross multiply
    45,617.04x = 68,379 × 25,853.84
  4. Step 4: Simplify right side
    45,617.04x = 1,767,859,725.36
  5. Step 5: Solve for x
    x = 1,767,859,725.36/45,617.04
  6. Step 6: Final answer
    x = 38,754.37

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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.