Home / 213,200.64-294,217.32-117,707.52

Finding the Fourth Proportional to 213,200.64, 294,217.32 and 117,707.52

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Solution

The fourth proportional to 213,200.64, 294,217.32 and 117,707.52 is: 162,436.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,200.64 : 294,217.32 = 117,707.52 : x
  2. Step 2: Convert to fraction form
    213,200.64/294,217.32 = 117,707.52/x
  3. Step 3: Cross multiply
    213,200.64x = 294,217.32 × 117,707.52
  4. Step 4: Simplify right side
    213,200.64x = 34,631,591,078.25
  5. Step 5: Solve for x
    x = 34,631,591,078.25/213,200.64
  6. Step 6: Final answer
    x = 162,436.62

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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.