Home / 179,019.24-268,528.82-85,240.68

Finding the Fourth Proportional to 179,019.24, 268,528.82 and 85,240.68

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Solution

The fourth proportional to 179,019.24, 268,528.82 and 85,240.68 is: 127,861.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,019.24 : 268,528.82 = 85,240.68 : x
  2. Step 2: Convert to fraction form
    179,019.24/268,528.82 = 85,240.68/x
  3. Step 3: Cross multiply
    179,019.24x = 268,528.82 × 85,240.68
  4. Step 4: Simplify right side
    179,019.24x = 22,889,579,216.40
  5. Step 5: Solve for x
    x = 22,889,579,216.40/179,019.24
  6. Step 6: Final answer
    x = 127,861.00

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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.