Home / 53,958.34-74,462.79-30,086.02

Finding the Fourth Proportional to 53,958.34, 74,462.79 and 30,086.02

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Solution

The fourth proportional to 53,958.34, 74,462.79 and 30,086.02 is: 41,518.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,958.34 : 74,462.79 = 30,086.02 : x
  2. Step 2: Convert to fraction form
    53,958.34/74,462.79 = 30,086.02/x
  3. Step 3: Cross multiply
    53,958.34x = 74,462.79 × 30,086.02
  4. Step 4: Simplify right side
    53,958.34x = 2,240,288,989.20
  5. Step 5: Solve for x
    x = 2,240,288,989.20/53,958.34
  6. Step 6: Final answer
    x = 41,518.86

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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.