Home / 248,876.70-373,315.05-71,401.65

Finding the Fourth Proportional to 248,876.70, 373,315.05 and 71,401.65

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Solution

The fourth proportional to 248,876.70, 373,315.05 and 71,401.65 is: 107,102.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,876.70 : 373,315.05 = 71,401.65 : x
  2. Step 2: Convert to fraction form
    248,876.70/373,315.05 = 71,401.65/x
  3. Step 3: Cross multiply
    248,876.70x = 373,315.05 × 71,401.65
  4. Step 4: Simplify right side
    248,876.70x = 26,655,310,539.83
  5. Step 5: Solve for x
    x = 26,655,310,539.83/248,876.70
  6. Step 6: Final answer
    x = 107,102.48

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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.