Home / 163,825.47-245,738.30-45,496.82

Finding the Fourth Proportional to 163,825.47, 245,738.30 and 45,496.82

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Solution

The fourth proportional to 163,825.47, 245,738.30 and 45,496.82 is: 68,245.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,825.47 : 245,738.30 = 45,496.82 : x
  2. Step 2: Convert to fraction form
    163,825.47/245,738.30 = 45,496.82/x
  3. Step 3: Cross multiply
    163,825.47x = 245,738.30 × 45,496.82
  4. Step 4: Simplify right side
    163,825.47x = 11,180,311,589.07
  5. Step 5: Solve for x
    x = 11,180,311,589.07/163,825.47
  6. Step 6: Final answer
    x = 68,245.26

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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.