Home / 104,420.08-156,629.40-25,535.44

Finding the Fourth Proportional to 104,420.08, 156,629.40 and 25,535.44

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Solution

The fourth proportional to 104,420.08, 156,629.40 and 25,535.44 is: 38,302.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,420.08 : 156,629.40 = 25,535.44 : x
  2. Step 2: Convert to fraction form
    104,420.08/156,629.40 = 25,535.44/x
  3. Step 3: Cross multiply
    104,420.08x = 156,629.40 × 25,535.44
  4. Step 4: Simplify right side
    104,420.08x = 3,999,600,645.94
  5. Step 5: Solve for x
    x = 3,999,600,645.94/104,420.08
  6. Step 6: Final answer
    x = 38,302.98

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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.