Home / 194,256.56-291,405.04-74,313.24

Finding the Fourth Proportional to 194,256.56, 291,405.04 and 74,313.24

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Solution

The fourth proportional to 194,256.56, 291,405.04 and 74,313.24 is: 111,477.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,256.56 : 291,405.04 = 74,313.24 : x
  2. Step 2: Convert to fraction form
    194,256.56/291,405.04 = 74,313.24/x
  3. Step 3: Cross multiply
    194,256.56x = 291,405.04 × 74,313.24
  4. Step 4: Simplify right side
    194,256.56x = 21,655,252,674.73
  5. Step 5: Solve for x
    x = 21,655,252,674.73/194,256.56
  6. Step 6: Final answer
    x = 111,477.59

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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.