Home / 80,485.56-111,075.12-44,676.17

Finding the Fourth Proportional to 80,485.56, 111,075.12 and 44,676.17

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Solution

The fourth proportional to 80,485.56, 111,075.12 and 44,676.17 is: 61,655.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,485.56 : 111,075.12 = 44,676.17 : x
  2. Step 2: Convert to fraction form
    80,485.56/111,075.12 = 44,676.17/x
  3. Step 3: Cross multiply
    80,485.56x = 111,075.12 × 44,676.17
  4. Step 4: Simplify right side
    80,485.56x = 4,962,410,720.51
  5. Step 5: Solve for x
    x = 4,962,410,720.51/80,485.56
  6. Step 6: Final answer
    x = 61,655.91

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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.