Home / 180,159.66-270,021.06-132,331.32

Finding the Fourth Proportional to 180,159.66, 270,021.06 and 132,331.32

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Solution

The fourth proportional to 180,159.66, 270,021.06 and 132,331.32 is: 198,336.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,159.66 : 270,021.06 = 132,331.32 : x
  2. Step 2: Convert to fraction form
    180,159.66/270,021.06 = 132,331.32/x
  3. Step 3: Cross multiply
    180,159.66x = 270,021.06 × 132,331.32
  4. Step 4: Simplify right side
    180,159.66x = 35,732,243,297.60
  5. Step 5: Solve for x
    x = 35,732,243,297.60/180,159.66
  6. Step 6: Final answer
    x = 198,336.54

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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.