Home / 119,183.76-178,814.52-56,846.16

Finding the Fourth Proportional to 119,183.76, 178,814.52 and 56,846.16

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Solution

The fourth proportional to 119,183.76, 178,814.52 and 56,846.16 is: 85,287.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,183.76 : 178,814.52 = 56,846.16 : x
  2. Step 2: Convert to fraction form
    119,183.76/178,814.52 = 56,846.16/x
  3. Step 3: Cross multiply
    119,183.76x = 178,814.52 × 56,846.16
  4. Step 4: Simplify right side
    119,183.76x = 10,164,918,814.24
  5. Step 5: Solve for x
    x = 10,164,918,814.24/119,183.76
  6. Step 6: Final answer
    x = 85,287.78

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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.