Home / 119,066.96-178,563.56-40,162.75

Finding the Fourth Proportional to 119,066.96, 178,563.56 and 40,162.75

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Solution

The fourth proportional to 119,066.96, 178,563.56 and 40,162.75 is: 60,231.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,066.96 : 178,563.56 = 40,162.75 : x
  2. Step 2: Convert to fraction form
    119,066.96/178,563.56 = 40,162.75/x
  3. Step 3: Cross multiply
    119,066.96x = 178,563.56 × 40,162.75
  4. Step 4: Simplify right side
    119,066.96x = 7,171,602,972.17
  5. Step 5: Solve for x
    x = 7,171,602,972.17/119,066.96
  6. Step 6: Final answer
    x = 60,231.68

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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.