Home / 196,778.00-271,574.55-120,341.81

Finding the Fourth Proportional to 196,778.00, 271,574.55 and 120,341.81

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Solution

The fourth proportional to 196,778.00, 271,574.55 and 120,341.81 is: 166,084.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,778.00 : 271,574.55 = 120,341.81 : x
  2. Step 2: Convert to fraction form
    196,778.00/271,574.55 = 120,341.81/x
  3. Step 3: Cross multiply
    196,778.00x = 271,574.55 × 120,341.81
  4. Step 4: Simplify right side
    196,778.00x = 32,681,771,539.06
  5. Step 5: Solve for x
    x = 32,681,771,539.06/196,778.00
  6. Step 6: Final answer
    x = 166,084.48

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.