Home / 196,627.08-294,947.15-54,473.78

Finding the Fourth Proportional to 196,627.08, 294,947.15 and 54,473.78

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Solution

The fourth proportional to 196,627.08, 294,947.15 and 54,473.78 is: 81,712.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,627.08 : 294,947.15 = 54,473.78 : x
  2. Step 2: Convert to fraction form
    196,627.08/294,947.15 = 54,473.78/x
  3. Step 3: Cross multiply
    196,627.08x = 294,947.15 × 54,473.78
  4. Step 4: Simplify right side
    196,627.08x = 16,066,886,625.73
  5. Step 5: Solve for x
    x = 16,066,886,625.73/196,627.08
  6. Step 6: Final answer
    x = 81,712.48

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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.