Home / 56,786.85-78,324.17-36,633.51

Finding the Fourth Proportional to 56,786.85, 78,324.17 and 36,633.51

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Solution

The fourth proportional to 56,786.85, 78,324.17 and 36,633.51 is: 50,527.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,786.85 : 78,324.17 = 36,633.51 : x
  2. Step 2: Convert to fraction form
    56,786.85/78,324.17 = 36,633.51/x
  3. Step 3: Cross multiply
    56,786.85x = 78,324.17 × 36,633.51
  4. Step 4: Simplify right side
    56,786.85x = 2,869,289,081.77
  5. Step 5: Solve for x
    x = 2,869,289,081.77/56,786.85
  6. Step 6: Final answer
    x = 50,527.35

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.