Home / 194,610.60-291,455.10-131,941.80

Finding the Fourth Proportional to 194,610.60, 291,455.10 and 131,941.80

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Solution

The fourth proportional to 194,610.60, 291,455.10 and 131,941.80 is: 197,600.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,610.60 : 291,455.10 = 131,941.80 : x
  2. Step 2: Convert to fraction form
    194,610.60/291,455.10 = 131,941.80/x
  3. Step 3: Cross multiply
    194,610.60x = 291,455.10 × 131,941.80
  4. Step 4: Simplify right side
    194,610.60x = 38,455,110,513.18
  5. Step 5: Solve for x
    x = 38,455,110,513.18/194,610.60
  6. Step 6: Final answer
    x = 197,600.29

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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.