Home / 53,986.94-74,501.94-30,113.61

Finding the Fourth Proportional to 53,986.94, 74,501.94 and 30,113.61

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Solution

The fourth proportional to 53,986.94, 74,501.94 and 30,113.61 is: 41,556.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,986.94 : 74,501.94 = 30,113.61 : x
  2. Step 2: Convert to fraction form
    53,986.94/74,501.94 = 30,113.61/x
  3. Step 3: Cross multiply
    53,986.94x = 74,501.94 × 30,113.61
  4. Step 4: Simplify right side
    53,986.94x = 2,243,522,365.40
  5. Step 5: Solve for x
    x = 2,243,522,365.40/53,986.94
  6. Step 6: Final answer
    x = 41,556.76

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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.