Home / 247,556.26-371,478.48-105,394.06

Finding the Fourth Proportional to 247,556.26, 371,478.48 and 105,394.06

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Solution

The fourth proportional to 247,556.26, 371,478.48 and 105,394.06 is: 158,152.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,556.26 : 371,478.48 = 105,394.06 : x
  2. Step 2: Convert to fraction form
    247,556.26/371,478.48 = 105,394.06/x
  3. Step 3: Cross multiply
    247,556.26x = 371,478.48 × 105,394.06
  4. Step 4: Simplify right side
    247,556.26x = 39,151,625,209.83
  5. Step 5: Solve for x
    x = 39,151,625,209.83/247,556.26
  6. Step 6: Final answer
    x = 158,152.43

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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.