Home / 36,075.30-49,783.77-20,159.75

Finding the Fourth Proportional to 36,075.30, 49,783.77 and 20,159.75

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Solution

The fourth proportional to 36,075.30, 49,783.77 and 20,159.75 is: 27,820.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,075.30 : 49,783.77 = 20,159.75 : x
  2. Step 2: Convert to fraction form
    36,075.30/49,783.77 = 20,159.75/x
  3. Step 3: Cross multiply
    36,075.30x = 49,783.77 × 20,159.75
  4. Step 4: Simplify right side
    36,075.30x = 1,003,628,108.34
  5. Step 5: Solve for x
    x = 1,003,628,108.34/36,075.30
  6. Step 6: Final answer
    x = 27,820.37

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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.