Home / 197,887.10-296,858.58-64,778.18

Finding the Fourth Proportional to 197,887.10, 296,858.58 and 64,778.18

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Solution

The fourth proportional to 197,887.10, 296,858.58 and 64,778.18 is: 97,176.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,887.10 : 296,858.58 = 64,778.18 : x
  2. Step 2: Convert to fraction form
    197,887.10/296,858.58 = 64,778.18/x
  3. Step 3: Cross multiply
    197,887.10x = 296,858.58 × 64,778.18
  4. Step 4: Simplify right side
    197,887.10x = 19,229,958,529.78
  5. Step 5: Solve for x
    x = 19,229,958,529.78/197,887.10
  6. Step 6: Final answer
    x = 97,176.41

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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.