Home / 104,421.08-156,630.90-25,536.44

Finding the Fourth Proportional to 104,421.08, 156,630.90 and 25,536.44

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Solution

The fourth proportional to 104,421.08, 156,630.90 and 25,536.44 is: 38,304.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,421.08 : 156,630.90 = 25,536.44 : x
  2. Step 2: Convert to fraction form
    104,421.08/156,630.90 = 25,536.44/x
  3. Step 3: Cross multiply
    104,421.08x = 156,630.90 × 25,536.44
  4. Step 4: Simplify right side
    104,421.08x = 3,999,795,580.00
  5. Step 5: Solve for x
    x = 3,999,795,580.00/104,421.08
  6. Step 6: Final answer
    x = 38,304.48

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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.