Home / 347,110.63-479,057.02-194,157.32

Finding the Fourth Proportional to 347,110.63, 479,057.02 and 194,157.32

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Solution

The fourth proportional to 347,110.63, 479,057.02 and 194,157.32 is: 267,961.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    347,110.63 : 479,057.02 = 194,157.32 : x
  2. Step 2: Convert to fraction form
    347,110.63/479,057.02 = 194,157.32/x
  3. Step 3: Cross multiply
    347,110.63x = 479,057.02 × 194,157.32
  4. Step 4: Simplify right side
    347,110.63x = 93,012,424,249.71
  5. Step 5: Solve for x
    x = 93,012,424,249.71/347,110.63
  6. Step 6: Final answer
    x = 267,961.90

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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.