Home / 69,815.14-96,346.94-37,986.08

Finding the Fourth Proportional to 69,815.14, 96,346.94 and 37,986.08

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Solution

The fourth proportional to 69,815.14, 96,346.94 and 37,986.08 is: 52,421.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,815.14 : 96,346.94 = 37,986.08 : x
  2. Step 2: Convert to fraction form
    69,815.14/96,346.94 = 37,986.08/x
  3. Step 3: Cross multiply
    69,815.14x = 96,346.94 × 37,986.08
  4. Step 4: Simplify right side
    69,815.14x = 3,659,842,570.60
  5. Step 5: Solve for x
    x = 3,659,842,570.60/69,815.14
  6. Step 6: Final answer
    x = 52,421.90

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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.