Home / 196,737.35-295,178.93-78,493.55

Finding the Fourth Proportional to 196,737.35, 295,178.93 and 78,493.55

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Solution

The fourth proportional to 196,737.35, 295,178.93 and 78,493.55 is: 117,769.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,737.35 : 295,178.93 = 78,493.55 : x
  2. Step 2: Convert to fraction form
    196,737.35/295,178.93 = 78,493.55/x
  3. Step 3: Cross multiply
    196,737.35x = 295,178.93 × 78,493.55
  4. Step 4: Simplify right side
    196,737.35x = 23,169,641,708.43
  5. Step 5: Solve for x
    x = 23,169,641,708.43/196,737.35
  6. Step 6: Final answer
    x = 117,769.41

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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.