Home / 212,096.56-292,693.92-121,453.96

Finding the Fourth Proportional to 212,096.56, 292,693.92 and 121,453.96

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Solution

The fourth proportional to 212,096.56, 292,693.92 and 121,453.96 is: 167,606.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,096.56 : 292,693.92 = 121,453.96 : x
  2. Step 2: Convert to fraction form
    212,096.56/292,693.92 = 121,453.96/x
  3. Step 3: Cross multiply
    212,096.56x = 292,693.92 × 121,453.96
  4. Step 4: Simplify right side
    212,096.56x = 35,548,835,651.92
  5. Step 5: Solve for x
    x = 35,548,835,651.92/212,096.56
  6. Step 6: Final answer
    x = 167,606.85

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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.