Home / 104,336.65-143,825.37-63,975.58

Finding the Fourth Proportional to 104,336.65, 143,825.37 and 63,975.58

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Solution

The fourth proportional to 104,336.65, 143,825.37 and 63,975.58 is: 88,188.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,336.65 : 143,825.37 = 63,975.58 : x
  2. Step 2: Convert to fraction form
    104,336.65/143,825.37 = 63,975.58/x
  3. Step 3: Cross multiply
    104,336.65x = 143,825.37 × 63,975.58
  4. Step 4: Simplify right side
    104,336.65x = 9,201,311,464.46
  5. Step 5: Solve for x
    x = 9,201,311,464.46/104,336.65
  6. Step 6: Final answer
    x = 88,188.68

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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.