Home / 69,819.04-96,352.31-37,989.99

Finding the Fourth Proportional to 69,819.04, 96,352.31 and 37,989.99

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Solution

The fourth proportional to 69,819.04, 96,352.31 and 37,989.99 is: 52,427.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,819.04 : 96,352.31 = 37,989.99 : x
  2. Step 2: Convert to fraction form
    69,819.04/96,352.31 = 37,989.99/x
  3. Step 3: Cross multiply
    69,819.04x = 96,352.31 × 37,989.99
  4. Step 4: Simplify right side
    69,819.04x = 3,660,422,621.67
  5. Step 5: Solve for x
    x = 3,660,422,621.67/69,819.04
  6. Step 6: Final answer
    x = 52,427.28

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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.