Home / 296,051.42-408,526.26-166,982.78

Finding the Fourth Proportional to 296,051.42, 408,526.26 and 166,982.78

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Solution

The fourth proportional to 296,051.42, 408,526.26 and 166,982.78 is: 230,422.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    296,051.42 : 408,526.26 = 166,982.78 : x
  2. Step 2: Convert to fraction form
    296,051.42/408,526.26 = 166,982.78/x
  3. Step 3: Cross multiply
    296,051.42x = 408,526.26 × 166,982.78
  4. Step 4: Simplify right side
    296,051.42x = 68,216,850,597.80
  5. Step 5: Solve for x
    x = 68,216,850,597.80/296,051.42
  6. Step 6: Final answer
    x = 230,422.31

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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.