Home / 197,638.44-296,486.10-64,485.72

Finding the Fourth Proportional to 197,638.44, 296,486.10 and 64,485.72

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Solution

The fourth proportional to 197,638.44, 296,486.10 and 64,485.72 is: 96,737.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,638.44 : 296,486.10 = 64,485.72 : x
  2. Step 2: Convert to fraction form
    197,638.44/296,486.10 = 64,485.72/x
  3. Step 3: Cross multiply
    197,638.44x = 296,486.10 × 64,485.72
  4. Step 4: Simplify right side
    197,638.44x = 19,119,119,628.49
  5. Step 5: Solve for x
    x = 19,119,119,628.49/197,638.44
  6. Step 6: Final answer
    x = 96,737.86

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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.