Home / 185,562.56-278,394.06-132,321.80

Finding the Fourth Proportional to 185,562.56, 278,394.06 and 132,321.80

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Solution

The fourth proportional to 185,562.56, 278,394.06 and 132,321.80 is: 198,518.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,562.56 : 278,394.06 = 132,321.80 : x
  2. Step 2: Convert to fraction form
    185,562.56/278,394.06 = 132,321.80/x
  3. Step 3: Cross multiply
    185,562.56x = 278,394.06 × 132,321.80
  4. Step 4: Simplify right side
    185,562.56x = 36,837,603,128.51
  5. Step 5: Solve for x
    x = 36,837,603,128.51/185,562.56
  6. Step 6: Final answer
    x = 198,518.51

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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.