Home / 196,036.80-294,141.60-90,801.60

Finding the Fourth Proportional to 196,036.80, 294,141.60 and 90,801.60

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Solution

The fourth proportional to 196,036.80, 294,141.60 and 90,801.60 is: 136,242.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,036.80 : 294,141.60 = 90,801.60 : x
  2. Step 2: Convert to fraction form
    196,036.80/294,141.60 = 90,801.60/x
  3. Step 3: Cross multiply
    196,036.80x = 294,141.60 × 90,801.60
  4. Step 4: Simplify right side
    196,036.80x = 26,708,527,906.56
  5. Step 5: Solve for x
    x = 26,708,527,906.56/196,036.80
  6. Step 6: Final answer
    x = 136,242.42

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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.