Home / 179,045.12-268,529.28-73,836.80

Finding the Fourth Proportional to 179,045.12, 268,529.28 and 73,836.80

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Solution

The fourth proportional to 179,045.12, 268,529.28 and 73,836.80 is: 110,739.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,045.12 : 268,529.28 = 73,836.80 : x
  2. Step 2: Convert to fraction form
    179,045.12/268,529.28 = 73,836.80/x
  3. Step 3: Cross multiply
    179,045.12x = 268,529.28 × 73,836.80
  4. Step 4: Simplify right side
    179,045.12x = 19,827,342,741.50
  5. Step 5: Solve for x
    x = 19,827,342,741.50/179,045.12
  6. Step 6: Final answer
    x = 110,739.36

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.