Home / 56,906.74-78,516.05-36,756.27

Finding the Fourth Proportional to 56,906.74, 78,516.05 and 36,756.27

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Solution

The fourth proportional to 56,906.74, 78,516.05 and 36,756.27 is: 50,713.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,906.74 : 78,516.05 = 36,756.27 : x
  2. Step 2: Convert to fraction form
    56,906.74/78,516.05 = 36,756.27/x
  3. Step 3: Cross multiply
    56,906.74x = 78,516.05 × 36,756.27
  4. Step 4: Simplify right side
    56,906.74x = 2,885,957,133.13
  5. Step 5: Solve for x
    x = 2,885,957,133.13/56,906.74
  6. Step 6: Final answer
    x = 50,713.80

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.