Home / 69,880.20-104,732.35-37,858.03

Finding the Fourth Proportional to 69,880.20, 104,732.35 and 37,858.03

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Solution

The fourth proportional to 69,880.20, 104,732.35 and 37,858.03 is: 56,739.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,880.20 : 104,732.35 = 37,858.03 : x
  2. Step 2: Convert to fraction form
    69,880.20/104,732.35 = 37,858.03/x
  3. Step 3: Cross multiply
    69,880.20x = 104,732.35 × 37,858.03
  4. Step 4: Simplify right side
    69,880.20x = 3,964,960,698.57
  5. Step 5: Solve for x
    x = 3,964,960,698.57/69,880.20
  6. Step 6: Final answer
    x = 56,739.40

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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.