Home / 59,679.40-89,515.26-18,126.76

Finding the Fourth Proportional to 59,679.40, 89,515.26 and 18,126.76

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Solution

The fourth proportional to 59,679.40, 89,515.26 and 18,126.76 is: 27,188.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,679.40 : 89,515.26 = 18,126.76 : x
  2. Step 2: Convert to fraction form
    59,679.40/89,515.26 = 18,126.76/x
  3. Step 3: Cross multiply
    59,679.40x = 89,515.26 × 18,126.76
  4. Step 4: Simplify right side
    59,679.40x = 1,622,621,634.36
  5. Step 5: Solve for x
    x = 1,622,621,634.36/59,679.40
  6. Step 6: Final answer
    x = 27,188.97

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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.