Home / 73,558.58-110,305.04-20,955.77

Finding the Fourth Proportional to 73,558.58, 110,305.04 and 20,955.77

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Solution

The fourth proportional to 73,558.58, 110,305.04 and 20,955.77 is: 31,424.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,558.58 : 110,305.04 = 20,955.77 : x
  2. Step 2: Convert to fraction form
    73,558.58/110,305.04 = 20,955.77/x
  3. Step 3: Cross multiply
    73,558.58x = 110,305.04 × 20,955.77
  4. Step 4: Simplify right side
    73,558.58x = 2,311,526,391.78
  5. Step 5: Solve for x
    x = 2,311,526,391.78/73,558.58
  6. Step 6: Final answer
    x = 31,424.29

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.