Home / 213,176.83-294,184.97-117,684.31

Finding the Fourth Proportional to 213,176.83, 294,184.97 and 117,684.31

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Solution

The fourth proportional to 213,176.83, 294,184.97 and 117,684.31 is: 162,404.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,176.83 : 294,184.97 = 117,684.31 : x
  2. Step 2: Convert to fraction form
    213,176.83/294,184.97 = 117,684.31/x
  3. Step 3: Cross multiply
    213,176.83x = 294,184.97 × 117,684.31
  4. Step 4: Simplify right side
    213,176.83x = 34,620,955,206.82
  5. Step 5: Solve for x
    x = 34,620,955,206.82/213,176.83
  6. Step 6: Final answer
    x = 162,404.87

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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.