Home / 51,511.26-77,266.71-18,233.22

Finding the Fourth Proportional to 51,511.26, 77,266.71 and 18,233.22

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Solution

The fourth proportional to 51,511.26, 77,266.71 and 18,233.22 is: 27,349.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,511.26 : 77,266.71 = 18,233.22 : x
  2. Step 2: Convert to fraction form
    51,511.26/77,266.71 = 18,233.22/x
  3. Step 3: Cross multiply
    51,511.26x = 77,266.71 × 18,233.22
  4. Step 4: Simplify right side
    51,511.26x = 1,408,820,922.11
  5. Step 5: Solve for x
    x = 1,408,820,922.11/51,511.26
  6. Step 6: Final answer
    x = 27,349.77

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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.