Home / 86,166.43-118,923.93-50,349.52

Finding the Fourth Proportional to 86,166.43, 118,923.93 and 50,349.52

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Solution

The fourth proportional to 86,166.43, 118,923.93 and 50,349.52 is: 69,490.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,166.43 : 118,923.93 = 50,349.52 : x
  2. Step 2: Convert to fraction form
    86,166.43/118,923.93 = 50,349.52/x
  3. Step 3: Cross multiply
    86,166.43x = 118,923.93 × 50,349.52
  4. Step 4: Simplify right side
    86,166.43x = 5,987,763,487.55
  5. Step 5: Solve for x
    x = 5,987,763,487.55/86,166.43
  6. Step 6: Final answer
    x = 69,490.67

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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.