Home / 33,549.06-46,300.11-20,120.07

Finding the Fourth Proportional to 33,549.06, 46,300.11 and 20,120.07

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Solution

The fourth proportional to 33,549.06, 46,300.11 and 20,120.07 is: 27,767.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,549.06 : 46,300.11 = 20,120.07 : x
  2. Step 2: Convert to fraction form
    33,549.06/46,300.11 = 20,120.07/x
  3. Step 3: Cross multiply
    33,549.06x = 46,300.11 × 20,120.07
  4. Step 4: Simplify right side
    33,549.06x = 931,561,454.21
  5. Step 5: Solve for x
    x = 931,561,454.21/33,549.06
  6. Step 6: Final answer
    x = 27,767.14

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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.