Home / 69,090.02-103,684.22-29,658.41

Finding the Fourth Proportional to 69,090.02, 103,684.22 and 29,658.41

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Solution

The fourth proportional to 69,090.02, 103,684.22 and 29,658.41 is: 44,508.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,090.02 : 103,684.22 = 29,658.41 : x
  2. Step 2: Convert to fraction form
    69,090.02/103,684.22 = 29,658.41/x
  3. Step 3: Cross multiply
    69,090.02x = 103,684.22 × 29,658.41
  4. Step 4: Simplify right side
    69,090.02x = 3,075,109,107.29
  5. Step 5: Solve for x
    x = 3,075,109,107.29/69,090.02
  6. Step 6: Final answer
    x = 44,508.73

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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.