Home / 178,996.10-268,500.63-60,678.86

Finding the Fourth Proportional to 178,996.10, 268,500.63 and 60,678.86

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Solution

The fourth proportional to 178,996.10, 268,500.63 and 60,678.86 is: 91,020.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,996.10 : 268,500.63 = 60,678.86 : x
  2. Step 2: Convert to fraction form
    178,996.10/268,500.63 = 60,678.86/x
  3. Step 3: Cross multiply
    178,996.10x = 268,500.63 × 60,678.86
  4. Step 4: Simplify right side
    178,996.10x = 16,292,312,137.68
  5. Step 5: Solve for x
    x = 16,292,312,137.68/178,996.10
  6. Step 6: Final answer
    x = 91,020.49

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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.