Home / 68,555.44-94,638.36-43,438.96

Finding the Fourth Proportional to 68,555.44, 94,638.36 and 43,438.96

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Solution

The fourth proportional to 68,555.44, 94,638.36 and 43,438.96 is: 59,965.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,555.44 : 94,638.36 = 43,438.96 : x
  2. Step 2: Convert to fraction form
    68,555.44/94,638.36 = 43,438.96/x
  3. Step 3: Cross multiply
    68,555.44x = 94,638.36 × 43,438.96
  4. Step 4: Simplify right side
    68,555.44x = 4,110,991,934.51
  5. Step 5: Solve for x
    x = 4,110,991,934.51/68,555.44
  6. Step 6: Final answer
    x = 59,965.95

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.