Home / 124,757.72-187,113.34-40,518.73

Finding the Fourth Proportional to 124,757.72, 187,113.34 and 40,518.73

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Solution

The fourth proportional to 124,757.72, 187,113.34 and 40,518.73 is: 60,770.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,757.72 : 187,113.34 = 40,518.73 : x
  2. Step 2: Convert to fraction form
    124,757.72/187,113.34 = 40,518.73/x
  3. Step 3: Cross multiply
    124,757.72x = 187,113.34 × 40,518.73
  4. Step 4: Simplify right side
    124,757.72x = 7,581,595,187.40
  5. Step 5: Solve for x
    x = 7,581,595,187.40/124,757.72
  6. Step 6: Final answer
    x = 60,770.55

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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.