Home / 194,606.19-292,018.62-105,865.89

Finding the Fourth Proportional to 194,606.19, 292,018.62 and 105,865.89

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Solution

The fourth proportional to 194,606.19, 292,018.62 and 105,865.89 is: 158,858.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,606.19 : 292,018.62 = 105,865.89 : x
  2. Step 2: Convert to fraction form
    194,606.19/292,018.62 = 105,865.89/x
  3. Step 3: Cross multiply
    194,606.19x = 292,018.62 × 105,865.89
  4. Step 4: Simplify right side
    194,606.19x = 30,914,811,102.87
  5. Step 5: Solve for x
    x = 30,914,811,102.87/194,606.19
  6. Step 6: Final answer
    x = 158,858.31

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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.