Home / 196,938.25-295,438.61-70,575.77

Finding the Fourth Proportional to 196,938.25, 295,438.61 and 70,575.77

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Solution

The fourth proportional to 196,938.25, 295,438.61 and 70,575.77 is: 105,874.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,938.25 : 295,438.61 = 70,575.77 : x
  2. Step 2: Convert to fraction form
    196,938.25/295,438.61 = 70,575.77/x
  3. Step 3: Cross multiply
    196,938.25x = 295,438.61 × 70,575.77
  4. Step 4: Simplify right side
    196,938.25x = 20,850,806,930.96
  5. Step 5: Solve for x
    x = 20,850,806,930.96/196,938.25
  6. Step 6: Final answer
    x = 105,874.85

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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.