Home / 54,526.94-75,284.43-40,188.50

Finding the Fourth Proportional to 54,526.94, 75,284.43 and 40,188.50

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Solution

The fourth proportional to 54,526.94, 75,284.43 and 40,188.50 is: 55,487.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,526.94 : 75,284.43 = 40,188.50 : x
  2. Step 2: Convert to fraction form
    54,526.94/75,284.43 = 40,188.50/x
  3. Step 3: Cross multiply
    54,526.94x = 75,284.43 × 40,188.50
  4. Step 4: Simplify right side
    54,526.94x = 3,025,568,315.06
  5. Step 5: Solve for x
    x = 3,025,568,315.06/54,526.94
  6. Step 6: Final answer
    x = 55,487.59

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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.