Home / 194,211.80-291,317.70-132,003.80

Finding the Fourth Proportional to 194,211.80, 291,317.70 and 132,003.80

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Solution

The fourth proportional to 194,211.80, 291,317.70 and 132,003.80 is: 198,005.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,211.80 : 291,317.70 = 132,003.80 : x
  2. Step 2: Convert to fraction form
    194,211.80/291,317.70 = 132,003.80/x
  3. Step 3: Cross multiply
    194,211.80x = 291,317.70 × 132,003.80
  4. Step 4: Simplify right side
    194,211.80x = 38,455,043,407.26
  5. Step 5: Solve for x
    x = 38,455,043,407.26/194,211.80
  6. Step 6: Final answer
    x = 198,005.70

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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.