Home / 197,649.03-296,478.41-57,408.87

Finding the Fourth Proportional to 197,649.03, 296,478.41 and 57,408.87

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Solution

The fourth proportional to 197,649.03, 296,478.41 and 57,408.87 is: 86,114.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,649.03 : 296,478.41 = 57,408.87 : x
  2. Step 2: Convert to fraction form
    197,649.03/296,478.41 = 57,408.87/x
  3. Step 3: Cross multiply
    197,649.03x = 296,478.41 × 57,408.87
  4. Step 4: Simplify right side
    197,649.03x = 17,020,490,497.50
  5. Step 5: Solve for x
    x = 17,020,490,497.50/197,649.03
  6. Step 6: Final answer
    x = 86,114.72

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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.