Home / 104,232.54-143,890.49-69,836.50

Finding the Fourth Proportional to 104,232.54, 143,890.49 and 69,836.50

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Solution

The fourth proportional to 104,232.54, 143,890.49 and 69,836.50 is: 96,407.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,232.54 : 143,890.49 = 69,836.50 : x
  2. Step 2: Convert to fraction form
    104,232.54/143,890.49 = 69,836.50/x
  3. Step 3: Cross multiply
    104,232.54x = 143,890.49 × 69,836.50
  4. Step 4: Simplify right side
    104,232.54x = 10,048,807,485.43
  5. Step 5: Solve for x
    x = 10,048,807,485.43/104,232.54
  6. Step 6: Final answer
    x = 96,407.59

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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.