Home / 51,498.19-77,198.57-38,828.27

Finding the Fourth Proportional to 51,498.19, 77,198.57 and 38,828.27

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Solution

The fourth proportional to 51,498.19, 77,198.57 and 38,828.27 is: 58,205.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,498.19 : 77,198.57 = 38,828.27 : x
  2. Step 2: Convert to fraction form
    51,498.19/77,198.57 = 38,828.27/x
  3. Step 3: Cross multiply
    51,498.19x = 77,198.57 × 38,828.27
  4. Step 4: Simplify right side
    51,498.19x = 2,997,486,846.91
  5. Step 5: Solve for x
    x = 2,997,486,846.91/51,498.19
  6. Step 6: Final answer
    x = 58,205.68

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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.