Home / 197,177.04-271,785.53-154,081.64

Finding the Fourth Proportional to 197,177.04, 271,785.53 and 154,081.64

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Solution

The fourth proportional to 197,177.04, 271,785.53 and 154,081.64 is: 212,383.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,177.04 : 271,785.53 = 154,081.64 : x
  2. Step 2: Convert to fraction form
    197,177.04/271,785.53 = 154,081.64/x
  3. Step 3: Cross multiply
    197,177.04x = 271,785.53 × 154,081.64
  4. Step 4: Simplify right side
    197,177.04x = 41,877,159,216.95
  5. Step 5: Solve for x
    x = 41,877,159,216.95/197,177.04
  6. Step 6: Final answer
    x = 212,383.55

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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.