Home / 69,499.36-104,364.34-43,370.16

Finding the Fourth Proportional to 69,499.36, 104,364.34 and 43,370.16

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Solution

The fourth proportional to 69,499.36, 104,364.34 and 43,370.16 is: 65,127.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,499.36 : 104,364.34 = 43,370.16 : x
  2. Step 2: Convert to fraction form
    69,499.36/104,364.34 = 43,370.16/x
  3. Step 3: Cross multiply
    69,499.36x = 104,364.34 × 43,370.16
  4. Step 4: Simplify right side
    69,499.36x = 4,526,298,124.09
  5. Step 5: Solve for x
    x = 4,526,298,124.09/69,499.36
  6. Step 6: Final answer
    x = 65,127.19

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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.