Home / 238,627.66-329,297.76-131,196.86

Finding the Fourth Proportional to 238,627.66, 329,297.76 and 131,196.86

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Solution

The fourth proportional to 238,627.66, 329,297.76 and 131,196.86 is: 181,047.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,627.66 : 329,297.76 = 131,196.86 : x
  2. Step 2: Convert to fraction form
    238,627.66/329,297.76 = 131,196.86/x
  3. Step 3: Cross multiply
    238,627.66x = 329,297.76 × 131,196.86
  4. Step 4: Simplify right side
    238,627.66x = 43,202,832,117.03
  5. Step 5: Solve for x
    x = 43,202,832,117.03/238,627.66
  6. Step 6: Final answer
    x = 181,047.04

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.