Home / 36,075.48-49,783.30-20,163.00

Finding the Fourth Proportional to 36,075.48, 49,783.30 and 20,163.00

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Solution

The fourth proportional to 36,075.48, 49,783.30 and 20,163.00 is: 27,824.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,075.48 : 49,783.30 = 20,163.00 : x
  2. Step 2: Convert to fraction form
    36,075.48/49,783.30 = 20,163.00/x
  3. Step 3: Cross multiply
    36,075.48x = 49,783.30 × 20,163.00
  4. Step 4: Simplify right side
    36,075.48x = 1,003,780,645.81
  5. Step 5: Solve for x
    x = 1,003,780,645.81/36,075.48
  6. Step 6: Final answer
    x = 27,824.46

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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.