Home / 56,583.98-84,853.67-20,551.91

Finding the Fourth Proportional to 56,583.98, 84,853.67 and 20,551.91

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Solution

The fourth proportional to 56,583.98, 84,853.67 and 20,551.91 is: 30,819.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,583.98 : 84,853.67 = 20,551.91 : x
  2. Step 2: Convert to fraction form
    56,583.98/84,853.67 = 20,551.91/x
  3. Step 3: Cross multiply
    56,583.98x = 84,853.67 × 20,551.91
  4. Step 4: Simplify right side
    56,583.98x = 1,743,904,461.98
  5. Step 5: Solve for x
    x = 1,743,904,461.98/56,583.98
  6. Step 6: Final answer
    x = 30,819.76

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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.