Home / 248,724.56-373,140.12-80,254.52

Finding the Fourth Proportional to 248,724.56, 373,140.12 and 80,254.52

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Solution

The fourth proportional to 248,724.56, 373,140.12 and 80,254.52 is: 120,398.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,724.56 : 373,140.12 = 80,254.52 : x
  2. Step 2: Convert to fraction form
    248,724.56/373,140.12 = 80,254.52/x
  3. Step 3: Cross multiply
    248,724.56x = 373,140.12 × 80,254.52
  4. Step 4: Simplify right side
    248,724.56x = 29,946,181,223.34
  5. Step 5: Solve for x
    x = 29,946,181,223.34/248,724.56
  6. Step 6: Final answer
    x = 120,398.97

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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.