Home / 46,255.72-69,388.26-12,975.88

Finding the Fourth Proportional to 46,255.72, 69,388.26 and 12,975.88

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Solution

The fourth proportional to 46,255.72, 69,388.26 and 12,975.88 is: 19,465.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,255.72 : 69,388.26 = 12,975.88 : x
  2. Step 2: Convert to fraction form
    46,255.72/69,388.26 = 12,975.88/x
  3. Step 3: Cross multiply
    46,255.72x = 69,388.26 × 12,975.88
  4. Step 4: Simplify right side
    46,255.72x = 900,373,735.17
  5. Step 5: Solve for x
    x = 900,373,735.17/46,255.72
  6. Step 6: Final answer
    x = 19,465.13

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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.