Home / 163,822.80-245,734.31-45,494.16

Finding the Fourth Proportional to 163,822.80, 245,734.31 and 45,494.16

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Solution

The fourth proportional to 163,822.80, 245,734.31 and 45,494.16 is: 68,241.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,822.80 : 245,734.31 = 45,494.16 : x
  2. Step 2: Convert to fraction form
    163,822.80/245,734.31 = 45,494.16/x
  3. Step 3: Cross multiply
    163,822.80x = 245,734.31 × 45,494.16
  4. Step 4: Simplify right side
    163,822.80x = 11,179,476,016.63
  5. Step 5: Solve for x
    x = 11,179,476,016.63/163,822.80
  6. Step 6: Final answer
    x = 68,241.27

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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.