Home / 213,556.34-294,343.83-195,456.81

Finding the Fourth Proportional to 213,556.34, 294,343.83 and 195,456.81

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Solution

The fourth proportional to 213,556.34, 294,343.83 and 195,456.81 is: 269,397.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,556.34 : 294,343.83 = 195,456.81 : x
  2. Step 2: Convert to fraction form
    213,556.34/294,343.83 = 195,456.81/x
  3. Step 3: Cross multiply
    213,556.34x = 294,343.83 × 195,456.81
  4. Step 4: Simplify right side
    213,556.34x = 57,531,506,054.98
  5. Step 5: Solve for x
    x = 57,531,506,054.98/213,556.34
  6. Step 6: Final answer
    x = 269,397.33

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.