Home / 52,014.24-77,963.04-20,813.04

Finding the Fourth Proportional to 52,014.24, 77,963.04 and 20,813.04

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Solution

The fourth proportional to 52,014.24, 77,963.04 and 20,813.04 is: 31,196.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,014.24 : 77,963.04 = 20,813.04 : x
  2. Step 2: Convert to fraction form
    52,014.24/77,963.04 = 20,813.04/x
  3. Step 3: Cross multiply
    52,014.24x = 77,963.04 × 20,813.04
  4. Step 4: Simplify right side
    52,014.24x = 1,622,647,870.04
  5. Step 5: Solve for x
    x = 1,622,647,870.04/52,014.24
  6. Step 6: Final answer
    x = 31,196.22

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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.