Home / 197,438.88-296,158.10-64,318.94

Finding the Fourth Proportional to 197,438.88, 296,158.10 and 64,318.94

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Solution

The fourth proportional to 197,438.88, 296,158.10 and 64,318.94 is: 96,478.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,438.88 : 296,158.10 = 64,318.94 : x
  2. Step 2: Convert to fraction form
    197,438.88/296,158.10 = 64,318.94/x
  3. Step 3: Cross multiply
    197,438.88x = 296,158.10 × 64,318.94
  4. Step 4: Simplify right side
    197,438.88x = 19,048,575,064.41
  5. Step 5: Solve for x
    x = 19,048,575,064.41/197,438.88
  6. Step 6: Final answer
    x = 96,478.34

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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.