Home / 179,019.48-268,529.21-85,240.92

Finding the Fourth Proportional to 179,019.48, 268,529.21 and 85,240.92

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Solution

The fourth proportional to 179,019.48, 268,529.21 and 85,240.92 is: 127,861.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,019.48 : 268,529.21 = 85,240.92 : x
  2. Step 2: Convert to fraction form
    179,019.48/268,529.21 = 85,240.92/x
  3. Step 3: Cross multiply
    179,019.48x = 268,529.21 × 85,240.92
  4. Step 4: Simplify right side
    179,019.48x = 22,889,676,481.07
  5. Step 5: Solve for x
    x = 22,889,676,481.07/179,019.48
  6. Step 6: Final answer
    x = 127,861.37

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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.