Home / 84,354.42-126,527.30-25,190.58

Finding the Fourth Proportional to 84,354.42, 126,527.30 and 25,190.58

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Solution

The fourth proportional to 84,354.42, 126,527.30 and 25,190.58 is: 37,784.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,354.42 : 126,527.30 = 25,190.58 : x
  2. Step 2: Convert to fraction form
    84,354.42/126,527.30 = 25,190.58/x
  3. Step 3: Cross multiply
    84,354.42x = 126,527.30 × 25,190.58
  4. Step 4: Simplify right side
    84,354.42x = 3,187,296,072.83
  5. Step 5: Solve for x
    x = 3,187,296,072.83/84,354.42
  6. Step 6: Final answer
    x = 37,784.58

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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.