Home / 213,182.58-294,190.06-117,687.23

Finding the Fourth Proportional to 213,182.58, 294,190.06 and 117,687.23

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Solution

The fourth proportional to 213,182.58, 294,190.06 and 117,687.23 is: 162,407.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,182.58 : 294,190.06 = 117,687.23 : x
  2. Step 2: Convert to fraction form
    213,182.58/294,190.06 = 117,687.23/x
  3. Step 3: Cross multiply
    213,182.58x = 294,190.06 × 117,687.23
  4. Step 4: Simplify right side
    213,182.58x = 34,622,411,195.55
  5. Step 5: Solve for x
    x = 34,622,411,195.55/213,182.58
  6. Step 6: Final answer
    x = 162,407.32

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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.