Home / 178,814.44-268,295.10-85,260.52

Finding the Fourth Proportional to 178,814.44, 268,295.10 and 85,260.52

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Solution

The fourth proportional to 178,814.44, 268,295.10 and 85,260.52 is: 127,925.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,814.44 : 268,295.10 = 85,260.52 : x
  2. Step 2: Convert to fraction form
    178,814.44/268,295.10 = 85,260.52/x
  3. Step 3: Cross multiply
    178,814.44x = 268,295.10 × 85,260.52
  4. Step 4: Simplify right side
    178,814.44x = 22,874,979,739.45
  5. Step 5: Solve for x
    x = 22,874,979,739.45/178,814.44
  6. Step 6: Final answer
    x = 127,925.80

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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.