Home / 50,983.24-70,354.36-28,323.68

Finding the Fourth Proportional to 50,983.24, 70,354.36 and 28,323.68

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Solution

The fourth proportional to 50,983.24, 70,354.36 and 28,323.68 is: 39,085.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,983.24 : 70,354.36 = 28,323.68 : x
  2. Step 2: Convert to fraction form
    50,983.24/70,354.36 = 28,323.68/x
  3. Step 3: Cross multiply
    50,983.24x = 70,354.36 × 28,323.68
  4. Step 4: Simplify right side
    50,983.24x = 1,992,694,379.24
  5. Step 5: Solve for x
    x = 1,992,694,379.24/50,983.24
  6. Step 6: Final answer
    x = 39,085.28

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.