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Finding the Fourth Proportional to 51,786.54, 77,301.73 and 44,438.22

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Solution

The fourth proportional to 51,786.54, 77,301.73 and 44,438.22 is: 66,332.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,786.54 : 77,301.73 = 44,438.22 : x
  2. Step 2: Convert to fraction form
    51,786.54/77,301.73 = 44,438.22/x
  3. Step 3: Cross multiply
    51,786.54x = 77,301.73 × 44,438.22
  4. Step 4: Simplify right side
    51,786.54x = 3,435,151,339.67
  5. Step 5: Solve for x
    x = 3,435,151,339.67/51,786.54
  6. Step 6: Final answer
    x = 66,332.90

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.