Home / 75,375.04-104,018.02-41,385.01

Finding the Fourth Proportional to 75,375.04, 104,018.02 and 41,385.01

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Solution

The fourth proportional to 75,375.04, 104,018.02 and 41,385.01 is: 57,111.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,375.04 : 104,018.02 = 41,385.01 : x
  2. Step 2: Convert to fraction form
    75,375.04/104,018.02 = 41,385.01/x
  3. Step 3: Cross multiply
    75,375.04x = 104,018.02 × 41,385.01
  4. Step 4: Simplify right side
    75,375.04x = 4,304,786,797.88
  5. Step 5: Solve for x
    x = 4,304,786,797.88/75,375.04
  6. Step 6: Final answer
    x = 57,111.57

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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.