Home / 193,513.20-289,613.70-169,893.60

Finding the Fourth Proportional to 193,513.20, 289,613.70 and 169,893.60

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Solution

The fourth proportional to 193,513.20, 289,613.70 and 169,893.60 is: 254,264.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,513.20 : 289,613.70 = 169,893.60 : x
  2. Step 2: Convert to fraction form
    193,513.20/289,613.70 = 169,893.60/x
  3. Step 3: Cross multiply
    193,513.20x = 289,613.70 × 169,893.60
  4. Step 4: Simplify right side
    193,513.20x = 49,203,514,102.32
  5. Step 5: Solve for x
    x = 49,203,514,102.32/193,513.20
  6. Step 6: Final answer
    x = 254,264.38

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.