Home / 42,083.15-58,151.72-40,033.04

Finding the Fourth Proportional to 42,083.15, 58,151.72 and 40,033.04

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Solution

The fourth proportional to 42,083.15, 58,151.72 and 40,033.04 is: 55,318.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,083.15 : 58,151.72 = 40,033.04 : x
  2. Step 2: Convert to fraction form
    42,083.15/58,151.72 = 40,033.04/x
  3. Step 3: Cross multiply
    42,083.15x = 58,151.72 × 40,033.04
  4. Step 4: Simplify right side
    42,083.15x = 2,327,989,942.15
  5. Step 5: Solve for x
    x = 2,327,989,942.15/42,083.15
  6. Step 6: Final answer
    x = 55,318.82

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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.