Home / 50,629.98-75,972.39-21,068.22

Finding the Fourth Proportional to 50,629.98, 75,972.39 and 21,068.22

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Solution

The fourth proportional to 50,629.98, 75,972.39 and 21,068.22 is: 31,613.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,629.98 : 75,972.39 = 21,068.22 : x
  2. Step 2: Convert to fraction form
    50,629.98/75,972.39 = 21,068.22/x
  3. Step 3: Cross multiply
    50,629.98x = 75,972.39 × 21,068.22
  4. Step 4: Simplify right side
    50,629.98x = 1,600,603,026.45
  5. Step 5: Solve for x
    x = 1,600,603,026.45/50,629.98
  6. Step 6: Final answer
    x = 31,613.74

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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.