Home / 60,485.26-90,735.18-25,420.36

Finding the Fourth Proportional to 60,485.26, 90,735.18 and 25,420.36

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Solution

The fourth proportional to 60,485.26, 90,735.18 and 25,420.36 is: 38,133.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,485.26 : 90,735.18 = 25,420.36 : x
  2. Step 2: Convert to fraction form
    60,485.26/90,735.18 = 25,420.36/x
  3. Step 3: Cross multiply
    60,485.26x = 90,735.18 × 25,420.36
  4. Step 4: Simplify right side
    60,485.26x = 2,306,520,940.26
  5. Step 5: Solve for x
    x = 2,306,520,940.26/60,485.26
  6. Step 6: Final answer
    x = 38,133.60

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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.