Home / 117,471.35-162,110.63-63,756.37

Finding the Fourth Proportional to 117,471.35, 162,110.63 and 63,756.37

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Solution

The fourth proportional to 117,471.35, 162,110.63 and 63,756.37 is: 87,983.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,471.35 : 162,110.63 = 63,756.37 : x
  2. Step 2: Convert to fraction form
    117,471.35/162,110.63 = 63,756.37/x
  3. Step 3: Cross multiply
    117,471.35x = 162,110.63 × 63,756.37
  4. Step 4: Simplify right side
    117,471.35x = 10,335,584,583.15
  5. Step 5: Solve for x
    x = 10,335,584,583.15/117,471.35
  6. Step 6: Final answer
    x = 87,983.87

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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.