Home / 119,331.33-178,958.74-39,351.34

Finding the Fourth Proportional to 119,331.33, 178,958.74 and 39,351.34

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Solution

The fourth proportional to 119,331.33, 178,958.74 and 39,351.34 is: 59,014.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,331.33 : 178,958.74 = 39,351.34 : x
  2. Step 2: Convert to fraction form
    119,331.33/178,958.74 = 39,351.34/x
  3. Step 3: Cross multiply
    119,331.33x = 178,958.74 × 39,351.34
  4. Step 4: Simplify right side
    119,331.33x = 7,042,266,223.71
  5. Step 5: Solve for x
    x = 7,042,266,223.71/119,331.33
  6. Step 6: Final answer
    x = 59,014.39

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1.5x scale

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.