Home / 120,476.54-166,237.44-80,250.32

Finding the Fourth Proportional to 120,476.54, 166,237.44 and 80,250.32

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Solution

The fourth proportional to 120,476.54, 166,237.44 and 80,250.32 is: 110,732.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,476.54 : 166,237.44 = 80,250.32 : x
  2. Step 2: Convert to fraction form
    120,476.54/166,237.44 = 80,250.32/x
  3. Step 3: Cross multiply
    120,476.54x = 166,237.44 × 80,250.32
  4. Step 4: Simplify right side
    120,476.54x = 13,340,607,755.98
  5. Step 5: Solve for x
    x = 13,340,607,755.98/120,476.54
  6. Step 6: Final answer
    x = 110,732.00

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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.