Home / 213,101.53-294,078.74-117,608.22

Finding the Fourth Proportional to 213,101.53, 294,078.74 and 117,608.22

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Solution

The fourth proportional to 213,101.53, 294,078.74 and 117,608.22 is: 162,298.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,101.53 : 294,078.74 = 117,608.22 : x
  2. Step 2: Convert to fraction form
    213,101.53/294,078.74 = 117,608.22/x
  3. Step 3: Cross multiply
    213,101.53x = 294,078.74 × 117,608.22
  4. Step 4: Simplify right side
    213,101.53x = 34,586,076,563.20
  5. Step 5: Solve for x
    x = 34,586,076,563.20/213,101.53
  6. Step 6: Final answer
    x = 162,298.59

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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.