Home / 248,725.56-373,141.62-80,255.52

Finding the Fourth Proportional to 248,725.56, 373,141.62 and 80,255.52

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Solution

The fourth proportional to 248,725.56, 373,141.62 and 80,255.52 is: 120,400.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,725.56 : 373,141.62 = 80,255.52 : x
  2. Step 2: Convert to fraction form
    248,725.56/373,141.62 = 80,255.52/x
  3. Step 3: Cross multiply
    248,725.56x = 373,141.62 × 80,255.52
  4. Step 4: Simplify right side
    248,725.56x = 29,946,674,746.74
  5. Step 5: Solve for x
    x = 29,946,674,746.74/248,725.56
  6. Step 6: Final answer
    x = 120,400.47

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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.