Home / 56,020.56-84,006.20-16,580.72

Finding the Fourth Proportional to 56,020.56, 84,006.20 and 16,580.72

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Solution

The fourth proportional to 56,020.56, 84,006.20 and 16,580.72 is: 24,863.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,020.56 : 84,006.20 = 16,580.72 : x
  2. Step 2: Convert to fraction form
    56,020.56/84,006.20 = 16,580.72/x
  3. Step 3: Cross multiply
    56,020.56x = 84,006.20 × 16,580.72
  4. Step 4: Simplify right side
    56,020.56x = 1,392,883,280.46
  5. Step 5: Solve for x
    x = 1,392,883,280.46/56,020.56
  6. Step 6: Final answer
    x = 24,863.79

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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.