Home / 188,769.04-283,066.32-70,408.72

Finding the Fourth Proportional to 188,769.04, 283,066.32 and 70,408.72

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Solution

The fourth proportional to 188,769.04, 283,066.32 and 70,408.72 is: 105,580.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,769.04 : 283,066.32 = 70,408.72 : x
  2. Step 2: Convert to fraction form
    188,769.04/283,066.32 = 70,408.72/x
  3. Step 3: Cross multiply
    188,769.04x = 283,066.32 × 70,408.72
  4. Step 4: Simplify right side
    188,769.04x = 19,930,337,266.31
  5. Step 5: Solve for x
    x = 19,930,337,266.31/188,769.04
  6. Step 6: Final answer
    x = 105,580.54

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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.