Home / 39,184.09-54,075.26-22,188.06

Finding the Fourth Proportional to 39,184.09, 54,075.26 and 22,188.06

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Solution

The fourth proportional to 39,184.09, 54,075.26 and 22,188.06 is: 30,620.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,184.09 : 54,075.26 = 22,188.06 : x
  2. Step 2: Convert to fraction form
    39,184.09/54,075.26 = 22,188.06/x
  3. Step 3: Cross multiply
    39,184.09x = 54,075.26 × 22,188.06
  4. Step 4: Simplify right side
    39,184.09x = 1,199,825,168.87
  5. Step 5: Solve for x
    x = 1,199,825,168.87/39,184.09
  6. Step 6: Final answer
    x = 30,620.21

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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.