Home / 196,845.90-294,824.88-91,443.06

Finding the Fourth Proportional to 196,845.90, 294,824.88 and 91,443.06

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Solution

The fourth proportional to 196,845.90, 294,824.88 and 91,443.06 is: 136,958.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,845.90 : 294,824.88 = 91,443.06 : x
  2. Step 2: Convert to fraction form
    196,845.90/294,824.88 = 91,443.06/x
  3. Step 3: Cross multiply
    196,845.90x = 294,824.88 × 91,443.06
  4. Step 4: Simplify right side
    196,845.90x = 26,959,689,191.33
  5. Step 5: Solve for x
    x = 26,959,689,191.33/196,845.90
  6. Step 6: Final answer
    x = 136,958.35

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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.