Home / 193,498.20-289,664.10-170,170.20

Finding the Fourth Proportional to 193,498.20, 289,664.10 and 170,170.20

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Solution

The fourth proportional to 193,498.20, 289,664.10 and 170,170.20 is: 254,742.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,498.20 : 289,664.10 = 170,170.20 : x
  2. Step 2: Convert to fraction form
    193,498.20/289,664.10 = 170,170.20/x
  3. Step 3: Cross multiply
    193,498.20x = 289,664.10 × 170,170.20
  4. Step 4: Simplify right side
    193,498.20x = 49,292,197,829.82
  5. Step 5: Solve for x
    x = 49,292,197,829.82/193,498.20
  6. Step 6: Final answer
    x = 254,742.41

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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.