Home / 56,776.22-85,163.90-14,652.72

Finding the Fourth Proportional to 56,776.22, 85,163.90 and 14,652.72

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Solution

The fourth proportional to 56,776.22, 85,163.90 and 14,652.72 is: 21,978.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,776.22 : 85,163.90 = 14,652.72 : x
  2. Step 2: Convert to fraction form
    56,776.22/85,163.90 = 14,652.72/x
  3. Step 3: Cross multiply
    56,776.22x = 85,163.90 × 14,652.72
  4. Step 4: Simplify right side
    56,776.22x = 1,247,882,780.81
  5. Step 5: Solve for x
    x = 1,247,882,780.81/56,776.22
  6. Step 6: Final answer
    x = 21,978.97

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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.