Home / 75,998.03-113,999.40-26,077.43

Finding the Fourth Proportional to 75,998.03, 113,999.40 and 26,077.43

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Solution

The fourth proportional to 75,998.03, 113,999.40 and 26,077.43 is: 39,116.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,998.03 : 113,999.40 = 26,077.43 : x
  2. Step 2: Convert to fraction form
    75,998.03/113,999.40 = 26,077.43/x
  3. Step 3: Cross multiply
    75,998.03x = 113,999.40 × 26,077.43
  4. Step 4: Simplify right side
    75,998.03x = 2,972,811,373.54
  5. Step 5: Solve for x
    x = 2,972,811,373.54/75,998.03
  6. Step 6: Final answer
    x = 39,116.95

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1.5x scale

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.