Home / 40,739.85-61,110.18-11,160.27

Finding the Fourth Proportional to 40,739.85, 61,110.18 and 11,160.27

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Solution

The fourth proportional to 40,739.85, 61,110.18 and 11,160.27 is: 16,740.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,739.85 : 61,110.18 = 11,160.27 : x
  2. Step 2: Convert to fraction form
    40,739.85/61,110.18 = 11,160.27/x
  3. Step 3: Cross multiply
    40,739.85x = 61,110.18 × 11,160.27
  4. Step 4: Simplify right side
    40,739.85x = 682,006,108.55
  5. Step 5: Solve for x
    x = 682,006,108.55/40,739.85
  6. Step 6: Final answer
    x = 16,740.52

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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.