Home / 69,741.99-104,587.65-38,175.35

Finding the Fourth Proportional to 69,741.99, 104,587.65 and 38,175.35

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Solution

The fourth proportional to 69,741.99, 104,587.65 and 38,175.35 is: 57,249.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,741.99 : 104,587.65 = 38,175.35 : x
  2. Step 2: Convert to fraction form
    69,741.99/104,587.65 = 38,175.35/x
  3. Step 3: Cross multiply
    69,741.99x = 104,587.65 × 38,175.35
  4. Step 4: Simplify right side
    69,741.99x = 3,992,669,621.49
  5. Step 5: Solve for x
    x = 3,992,669,621.49/69,741.99
  6. Step 6: Final answer
    x = 57,249.15

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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.