Home / 53,898.56-74,379.92-30,025.04

Finding the Fourth Proportional to 53,898.56, 74,379.92 and 30,025.04

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Solution

The fourth proportional to 53,898.56, 74,379.92 and 30,025.04 is: 41,434.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,898.56 : 74,379.92 = 30,025.04 : x
  2. Step 2: Convert to fraction form
    53,898.56/74,379.92 = 30,025.04/x
  3. Step 3: Cross multiply
    53,898.56x = 74,379.92 × 30,025.04
  4. Step 4: Simplify right side
    53,898.56x = 2,233,260,073.20
  5. Step 5: Solve for x
    x = 2,233,260,073.20/53,898.56
  6. Step 6: Final answer
    x = 41,434.50

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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.