Home / 115,621.44-173,429.46-53,291.94

Finding the Fourth Proportional to 115,621.44, 173,429.46 and 53,291.94

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Solution

The fourth proportional to 115,621.44, 173,429.46 and 53,291.94 is: 79,936.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,621.44 : 173,429.46 = 53,291.94 : x
  2. Step 2: Convert to fraction form
    115,621.44/173,429.46 = 53,291.94/x
  3. Step 3: Cross multiply
    115,621.44x = 173,429.46 × 53,291.94
  4. Step 4: Simplify right side
    115,621.44x = 9,242,392,376.55
  5. Step 5: Solve for x
    x = 9,242,392,376.55/115,621.44
  6. Step 6: Final answer
    x = 79,936.67

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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.