Home / 74,092.95-102,268.04-45,782.64

Finding the Fourth Proportional to 74,092.95, 102,268.04 and 45,782.64

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Solution

The fourth proportional to 74,092.95, 102,268.04 and 45,782.64 is: 63,192.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,092.95 : 102,268.04 = 45,782.64 : x
  2. Step 2: Convert to fraction form
    74,092.95/102,268.04 = 45,782.64/x
  3. Step 3: Cross multiply
    74,092.95x = 102,268.04 × 45,782.64
  4. Step 4: Simplify right side
    74,092.95x = 4,682,100,629.91
  5. Step 5: Solve for x
    x = 4,682,100,629.91/74,092.95
  6. Step 6: Final answer
    x = 63,192.26

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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.