Home / 54,627.48-81,890.10-25,015.50

Finding the Fourth Proportional to 54,627.48, 81,890.10 and 25,015.50

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Solution

The fourth proportional to 54,627.48, 81,890.10 and 25,015.50 is: 37,499.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,627.48 : 81,890.10 = 25,015.50 : x
  2. Step 2: Convert to fraction form
    54,627.48/81,890.10 = 25,015.50/x
  3. Step 3: Cross multiply
    54,627.48x = 81,890.10 × 25,015.50
  4. Step 4: Simplify right side
    54,627.48x = 2,048,521,796.55
  5. Step 5: Solve for x
    x = 2,048,521,796.55/54,627.48
  6. Step 6: Final answer
    x = 37,499.84

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.