Home / 33,552.40-46,295.40-20,120.08

Finding the Fourth Proportional to 33,552.40, 46,295.40 and 20,120.08

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Solution

The fourth proportional to 33,552.40, 46,295.40 and 20,120.08 is: 27,761.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,552.40 : 46,295.40 = 20,120.08 : x
  2. Step 2: Convert to fraction form
    33,552.40/46,295.40 = 20,120.08/x
  3. Step 3: Cross multiply
    33,552.40x = 46,295.40 × 20,120.08
  4. Step 4: Simplify right side
    33,552.40x = 931,467,151.63
  5. Step 5: Solve for x
    x = 931,467,151.63/33,552.40
  6. Step 6: Final answer
    x = 27,761.57

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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.