Home / 196,269.44-270,887.28-115,692.32

Finding the Fourth Proportional to 196,269.44, 270,887.28 and 115,692.32

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Solution

The fourth proportional to 196,269.44, 270,887.28 and 115,692.32 is: 159,676.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,269.44 : 270,887.28 = 115,692.32 : x
  2. Step 2: Convert to fraction form
    196,269.44/270,887.28 = 115,692.32/x
  3. Step 3: Cross multiply
    196,269.44x = 270,887.28 × 115,692.32
  4. Step 4: Simplify right side
    196,269.44x = 31,339,577,881.69
  5. Step 5: Solve for x
    x = 31,339,577,881.69/196,269.44
  6. Step 6: Final answer
    x = 159,676.30

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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.