Home / 104,205.96-156,308.46-25,320.39

Finding the Fourth Proportional to 104,205.96, 156,308.46 and 25,320.39

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Solution

The fourth proportional to 104,205.96, 156,308.46 and 25,320.39 is: 37,980.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,205.96 : 156,308.46 = 25,320.39 : x
  2. Step 2: Convert to fraction form
    104,205.96/156,308.46 = 25,320.39/x
  3. Step 3: Cross multiply
    104,205.96x = 156,308.46 × 25,320.39
  4. Step 4: Simplify right side
    104,205.96x = 3,957,791,167.50
  5. Step 5: Solve for x
    x = 3,957,791,167.50/104,205.96
  6. Step 6: Final answer
    x = 37,980.47

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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.