Home / 124,087.72-186,060.95-84,692.56

Finding the Fourth Proportional to 124,087.72, 186,060.95 and 84,692.56

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Solution

The fourth proportional to 124,087.72, 186,060.95 and 84,692.56 is: 126,990.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,087.72 : 186,060.95 = 84,692.56 : x
  2. Step 2: Convert to fraction form
    124,087.72/186,060.95 = 84,692.56/x
  3. Step 3: Cross multiply
    124,087.72x = 186,060.95 × 84,692.56
  4. Step 4: Simplify right side
    124,087.72x = 15,757,977,241.23
  5. Step 5: Solve for x
    x = 15,757,977,241.23/124,087.72
  6. Step 6: Final answer
    x = 126,990.63

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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.