Home / 135,899.40-203,849.10-36,059.40

Finding the Fourth Proportional to 135,899.40, 203,849.10 and 36,059.40

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Solution

The fourth proportional to 135,899.40, 203,849.10 and 36,059.40 is: 54,089.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,899.40 : 203,849.10 = 36,059.40 : x
  2. Step 2: Convert to fraction form
    135,899.40/203,849.10 = 36,059.40/x
  3. Step 3: Cross multiply
    135,899.40x = 203,849.10 × 36,059.40
  4. Step 4: Simplify right side
    135,899.40x = 7,350,676,236.54
  5. Step 5: Solve for x
    x = 7,350,676,236.54/135,899.40
  6. Step 6: Final answer
    x = 54,089.10

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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.