Home / 59,905.44-89,866.14-20,451.96

Finding the Fourth Proportional to 59,905.44, 89,866.14 and 20,451.96

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Solution

The fourth proportional to 59,905.44, 89,866.14 and 20,451.96 is: 30,680.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,905.44 : 89,866.14 = 20,451.96 : x
  2. Step 2: Convert to fraction form
    59,905.44/89,866.14 = 20,451.96/x
  3. Step 3: Cross multiply
    59,905.44x = 89,866.14 × 20,451.96
  4. Step 4: Simplify right side
    59,905.44x = 1,837,938,700.63
  5. Step 5: Solve for x
    x = 1,837,938,700.63/59,905.44
  6. Step 6: Final answer
    x = 30,680.66

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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.