Home / 196,990.84-295,595.34-122,151.16

Finding the Fourth Proportional to 196,990.84, 295,595.34 and 122,151.16

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Solution

The fourth proportional to 196,990.84, 295,595.34 and 122,151.16 is: 183,294.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,990.84 : 295,595.34 = 122,151.16 : x
  2. Step 2: Convert to fraction form
    196,990.84/295,595.34 = 122,151.16/x
  3. Step 3: Cross multiply
    196,990.84x = 295,595.34 × 122,151.16
  4. Step 4: Simplify right side
    196,990.84x = 36,107,313,671.59
  5. Step 5: Solve for x
    x = 36,107,313,671.59/196,990.84
  6. Step 6: Final answer
    x = 183,294.38

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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.