Home / 97,772.36-146,629.20-50,999.72

Finding the Fourth Proportional to 97,772.36, 146,629.20 and 50,999.72

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Solution

The fourth proportional to 97,772.36, 146,629.20 and 50,999.72 is: 76,484.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,772.36 : 146,629.20 = 50,999.72 : x
  2. Step 2: Convert to fraction form
    97,772.36/146,629.20 = 50,999.72/x
  3. Step 3: Cross multiply
    97,772.36x = 146,629.20 × 50,999.72
  4. Step 4: Simplify right side
    97,772.36x = 7,478,048,143.82
  5. Step 5: Solve for x
    x = 7,478,048,143.82/97,772.36
  6. Step 6: Final answer
    x = 76,484.28

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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.