Home / 69,823.63-96,340.21-39,601.99

Finding the Fourth Proportional to 69,823.63, 96,340.21 and 39,601.99

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Solution

The fourth proportional to 69,823.63, 96,340.21 and 39,601.99 is: 54,641.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,823.63 : 96,340.21 = 39,601.99 : x
  2. Step 2: Convert to fraction form
    69,823.63/96,340.21 = 39,601.99/x
  3. Step 3: Cross multiply
    69,823.63x = 96,340.21 × 39,601.99
  4. Step 4: Simplify right side
    69,823.63x = 3,815,264,033.02
  5. Step 5: Solve for x
    x = 3,815,264,033.02/69,823.63
  6. Step 6: Final answer
    x = 54,641.44

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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.