Home / 86,536.89-119,431.85-50,230.57

Finding the Fourth Proportional to 86,536.89, 119,431.85 and 50,230.57

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Solution

The fourth proportional to 86,536.89, 119,431.85 and 50,230.57 is: 69,324.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,536.89 : 119,431.85 = 50,230.57 : x
  2. Step 2: Convert to fraction form
    86,536.89/119,431.85 = 50,230.57/x
  3. Step 3: Cross multiply
    86,536.89x = 119,431.85 × 50,230.57
  4. Step 4: Simplify right side
    86,536.89x = 5,999,130,027.23
  5. Step 5: Solve for x
    x = 5,999,130,027.23/86,536.89
  6. Step 6: Final answer
    x = 69,324.54

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1.5x scale

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.