Home / 63,039.12-94,564.74-20,910.24

Finding the Fourth Proportional to 63,039.12, 94,564.74 and 20,910.24

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Solution

The fourth proportional to 63,039.12, 94,564.74 and 20,910.24 is: 31,367.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,039.12 : 94,564.74 = 20,910.24 : x
  2. Step 2: Convert to fraction form
    63,039.12/94,564.74 = 20,910.24/x
  3. Step 3: Cross multiply
    63,039.12x = 94,564.74 × 20,910.24
  4. Step 4: Simplify right side
    63,039.12x = 1,977,371,408.94
  5. Step 5: Solve for x
    x = 1,977,371,408.94/63,039.12
  6. Step 6: Final answer
    x = 31,367.37

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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.