Home / 163,463.22-245,208.96-45,134.64

Finding the Fourth Proportional to 163,463.22, 245,208.96 and 45,134.64

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Solution

The fourth proportional to 163,463.22, 245,208.96 and 45,134.64 is: 67,705.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,463.22 : 245,208.96 = 45,134.64 : x
  2. Step 2: Convert to fraction form
    163,463.22/245,208.96 = 45,134.64/x
  3. Step 3: Cross multiply
    163,463.22x = 245,208.96 × 45,134.64
  4. Step 4: Simplify right side
    163,463.22x = 11,067,418,134.37
  5. Step 5: Solve for x
    x = 11,067,418,134.37/163,463.22
  6. Step 6: Final answer
    x = 67,705.86

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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.