Home / 198,160.34-271,779.88-190,022.58

Finding the Fourth Proportional to 198,160.34, 271,779.88 and 190,022.58

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Solution

The fourth proportional to 198,160.34, 271,779.88 and 190,022.58 is: 260,618.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,160.34 : 271,779.88 = 190,022.58 : x
  2. Step 2: Convert to fraction form
    198,160.34/271,779.88 = 190,022.58/x
  3. Step 3: Cross multiply
    198,160.34x = 271,779.88 × 190,022.58
  4. Step 4: Simplify right side
    198,160.34x = 51,644,313,514.63
  5. Step 5: Solve for x
    x = 51,644,313,514.63/198,160.34
  6. Step 6: Final answer
    x = 260,618.81

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.