Home / 25,485.01-38,229.50-6,764.63

Finding the Fourth Proportional to 25,485.01, 38,229.50 and 6,764.63

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Solution

The fourth proportional to 25,485.01, 38,229.50 and 6,764.63 is: 10,147.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,485.01 : 38,229.50 = 6,764.63 : x
  2. Step 2: Convert to fraction form
    25,485.01/38,229.50 = 6,764.63/x
  3. Step 3: Cross multiply
    25,485.01x = 38,229.50 × 6,764.63
  4. Step 4: Simplify right side
    25,485.01x = 258,608,248.35
  5. Step 5: Solve for x
    x = 258,608,248.35/25,485.01
  6. Step 6: Final answer
    x = 10,147.47

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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.