Home / 196,024.34-270,525.39-115,505.57

Finding the Fourth Proportional to 196,024.34, 270,525.39 and 115,505.57

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Solution

The fourth proportional to 196,024.34, 270,525.39 and 115,505.57 is: 159,404.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,024.34 : 270,525.39 = 115,505.57 : x
  2. Step 2: Convert to fraction form
    196,024.34/270,525.39 = 115,505.57/x
  3. Step 3: Cross multiply
    196,024.34x = 270,525.39 × 115,505.57
  4. Step 4: Simplify right side
    196,024.34x = 31,247,189,371.42
  5. Step 5: Solve for x
    x = 31,247,189,371.42/196,024.34
  6. Step 6: Final answer
    x = 159,404.64

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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.