Home / 51,832.96-77,700.18-20,263.27

Finding the Fourth Proportional to 51,832.96, 77,700.18 and 20,263.27

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Solution

The fourth proportional to 51,832.96, 77,700.18 and 20,263.27 is: 30,375.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,832.96 : 77,700.18 = 20,263.27 : x
  2. Step 2: Convert to fraction form
    51,832.96/77,700.18 = 20,263.27/x
  3. Step 3: Cross multiply
    51,832.96x = 77,700.18 × 20,263.27
  4. Step 4: Simplify right side
    51,832.96x = 1,574,459,726.39
  5. Step 5: Solve for x
    x = 1,574,459,726.39/51,832.96
  6. Step 6: Final answer
    x = 30,375.65

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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.