Home / 49,012.49-73,511.79-15,728.26

Finding the Fourth Proportional to 49,012.49, 73,511.79 and 15,728.26

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Solution

The fourth proportional to 49,012.49, 73,511.79 and 15,728.26 is: 23,590.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,012.49 : 73,511.79 = 15,728.26 : x
  2. Step 2: Convert to fraction form
    49,012.49/73,511.79 = 15,728.26/x
  3. Step 3: Cross multiply
    49,012.49x = 73,511.79 × 15,728.26
  4. Step 4: Simplify right side
    49,012.49x = 1,156,212,178.63
  5. Step 5: Solve for x
    x = 1,156,212,178.63/49,012.49
  6. Step 6: Final answer
    x = 23,590.15

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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.