Home / 213,198.64-294,214.56-117,705.52

Finding the Fourth Proportional to 213,198.64, 294,214.56 and 117,705.52

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Solution

The fourth proportional to 213,198.64, 294,214.56 and 117,705.52 is: 162,433.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,198.64 : 294,214.56 = 117,705.52 : x
  2. Step 2: Convert to fraction form
    213,198.64/294,214.56 = 117,705.52/x
  3. Step 3: Cross multiply
    213,198.64x = 294,214.56 × 117,705.52
  4. Step 4: Simplify right side
    213,198.64x = 34,630,677,776.37
  5. Step 5: Solve for x
    x = 34,630,677,776.37/213,198.64
  6. Step 6: Final answer
    x = 162,433.86

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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.