Home / 140,889.96-194,101.38-98,381.16

Finding the Fourth Proportional to 140,889.96, 194,101.38 and 98,381.16

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Solution

The fourth proportional to 140,889.96, 194,101.38 and 98,381.16 is: 135,537.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,889.96 : 194,101.38 = 98,381.16 : x
  2. Step 2: Convert to fraction form
    140,889.96/194,101.38 = 98,381.16/x
  3. Step 3: Cross multiply
    140,889.96x = 194,101.38 × 98,381.16
  4. Step 4: Simplify right side
    140,889.96x = 19,095,918,922.00
  5. Step 5: Solve for x
    x = 19,095,918,922.00/140,889.96
  6. Step 6: Final answer
    x = 135,537.83

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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.