Home / 39,159.37-54,000.21-33,512.86

Finding the Fourth Proportional to 39,159.37, 54,000.21 and 33,512.86

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Solution

The fourth proportional to 39,159.37, 54,000.21 and 33,512.86 is: 46,213.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,159.37 : 54,000.21 = 33,512.86 : x
  2. Step 2: Convert to fraction form
    39,159.37/54,000.21 = 33,512.86/x
  3. Step 3: Cross multiply
    39,159.37x = 54,000.21 × 33,512.86
  4. Step 4: Simplify right side
    39,159.37x = 1,809,701,477.70
  5. Step 5: Solve for x
    x = 1,809,701,477.70/39,159.37
  6. Step 6: Final answer
    x = 46,213.75

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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.