Home / 53,898.42-74,382.11-30,025.06

Finding the Fourth Proportional to 53,898.42, 74,382.11 and 30,025.06

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Solution

The fourth proportional to 53,898.42, 74,382.11 and 30,025.06 is: 41,435.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,898.42 : 74,382.11 = 30,025.06 : x
  2. Step 2: Convert to fraction form
    53,898.42/74,382.11 = 30,025.06/x
  3. Step 3: Cross multiply
    53,898.42x = 74,382.11 × 30,025.06
  4. Step 4: Simplify right side
    53,898.42x = 2,233,327,315.68
  5. Step 5: Solve for x
    x = 2,233,327,315.68/53,898.42
  6. Step 6: Final answer
    x = 41,435.86

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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.