Home / 179,896.20-248,257.72-99,322.28

Finding the Fourth Proportional to 179,896.20, 248,257.72 and 99,322.28

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Solution

The fourth proportional to 179,896.20, 248,257.72 and 99,322.28 is: 137,065.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,896.20 : 248,257.72 = 99,322.28 : x
  2. Step 2: Convert to fraction form
    179,896.20/248,257.72 = 99,322.28/x
  3. Step 3: Cross multiply
    179,896.20x = 248,257.72 × 99,322.28
  4. Step 4: Simplify right side
    179,896.20x = 24,657,522,778.00
  5. Step 5: Solve for x
    x = 24,657,522,778.00/179,896.20
  6. Step 6: Final answer
    x = 137,065.28

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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.