Home / 199,374.36-275,130.60-108,732.10

Finding the Fourth Proportional to 199,374.36, 275,130.60 and 108,732.10

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Solution

The fourth proportional to 199,374.36, 275,130.60 and 108,732.10 is: 150,047.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,374.36 : 275,130.60 = 108,732.10 : x
  2. Step 2: Convert to fraction form
    199,374.36/275,130.60 = 108,732.10/x
  3. Step 3: Cross multiply
    199,374.36x = 275,130.60 × 108,732.10
  4. Step 4: Simplify right side
    199,374.36x = 29,915,526,864.56
  5. Step 5: Solve for x
    x = 29,915,526,864.56/199,374.36
  6. Step 6: Final answer
    x = 150,047.01

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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.