Home / 42,582.62-58,338.47-40,986.41

Finding the Fourth Proportional to 42,582.62, 58,338.47 and 40,986.41

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Solution

The fourth proportional to 42,582.62, 58,338.47 and 40,986.41 is: 56,151.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,582.62 : 58,338.47 = 40,986.41 : x
  2. Step 2: Convert to fraction form
    42,582.62/58,338.47 = 40,986.41/x
  3. Step 3: Cross multiply
    42,582.62x = 58,338.47 × 40,986.41
  4. Step 4: Simplify right side
    42,582.62x = 2,391,083,953.57
  5. Step 5: Solve for x
    x = 2,391,083,953.57/42,582.62
  6. Step 6: Final answer
    x = 56,151.65

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.