Home / 163,633.75-245,450.94-45,305.44

Finding the Fourth Proportional to 163,633.75, 245,450.94 and 45,305.44

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Solution

The fourth proportional to 163,633.75, 245,450.94 and 45,305.44 is: 67,958.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,633.75 : 245,450.94 = 45,305.44 : x
  2. Step 2: Convert to fraction form
    163,633.75/245,450.94 = 45,305.44/x
  3. Step 3: Cross multiply
    163,633.75x = 245,450.94 × 45,305.44
  4. Step 4: Simplify right side
    163,633.75x = 11,120,262,835.11
  5. Step 5: Solve for x
    x = 11,120,262,835.11/163,633.75
  6. Step 6: Final answer
    x = 67,958.25

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1.5x scale

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.