Home / 196,540.40-294,810.60-133,554.80

Finding the Fourth Proportional to 196,540.40, 294,810.60 and 133,554.80

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Solution

The fourth proportional to 196,540.40, 294,810.60 and 133,554.80 is: 200,332.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,540.40 : 294,810.60 = 133,554.80 : x
  2. Step 2: Convert to fraction form
    196,540.40/294,810.60 = 133,554.80/x
  3. Step 3: Cross multiply
    196,540.40x = 294,810.60 × 133,554.80
  4. Step 4: Simplify right side
    196,540.40x = 39,373,370,720.88
  5. Step 5: Solve for x
    x = 39,373,370,720.88/196,540.40
  6. Step 6: Final answer
    x = 200,332.20

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1.5x scale

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.