Home / 196,136.56-270,595.47-119,629.18

Finding the Fourth Proportional to 196,136.56, 270,595.47 and 119,629.18

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Solution

The fourth proportional to 196,136.56, 270,595.47 and 119,629.18 is: 165,043.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,136.56 : 270,595.47 = 119,629.18 : x
  2. Step 2: Convert to fraction form
    196,136.56/270,595.47 = 119,629.18/x
  3. Step 3: Cross multiply
    196,136.56x = 270,595.47 × 119,629.18
  4. Step 4: Simplify right side
    196,136.56x = 32,371,114,187.81
  5. Step 5: Solve for x
    x = 32,371,114,187.81/196,136.56
  6. Step 6: Final answer
    x = 165,043.75

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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.