Home / 140,962.01-194,525.75-80,532.16

Finding the Fourth Proportional to 140,962.01, 194,525.75 and 80,532.16

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Solution

The fourth proportional to 140,962.01, 194,525.75 and 80,532.16 is: 111,133.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,962.01 : 194,525.75 = 80,532.16 : x
  2. Step 2: Convert to fraction form
    140,962.01/194,525.75 = 80,532.16/x
  3. Step 3: Cross multiply
    140,962.01x = 194,525.75 × 80,532.16
  4. Step 4: Simplify right side
    140,962.01x = 15,665,578,538.14
  5. Step 5: Solve for x
    x = 15,665,578,538.14/140,962.01
  6. Step 6: Final answer
    x = 111,133.34

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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.