Home / 179,224.08-268,836.87-72,610.10

Finding the Fourth Proportional to 179,224.08, 268,836.87 and 72,610.10

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Solution

The fourth proportional to 179,224.08, 268,836.87 and 72,610.10 is: 108,915.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,224.08 : 268,836.87 = 72,610.10 : x
  2. Step 2: Convert to fraction form
    179,224.08/268,836.87 = 72,610.10/x
  3. Step 3: Cross multiply
    179,224.08x = 268,836.87 × 72,610.10
  4. Step 4: Simplify right side
    179,224.08x = 19,520,272,014.39
  5. Step 5: Solve for x
    x = 19,520,272,014.39/179,224.08
  6. Step 6: Final answer
    x = 108,915.45

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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.