Home / 104,093.10-156,123.45-29,205.90

Finding the Fourth Proportional to 104,093.10, 156,123.45 and 29,205.90

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Solution

The fourth proportional to 104,093.10, 156,123.45 and 29,205.90 is: 43,804.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,093.10 : 156,123.45 = 29,205.90 : x
  2. Step 2: Convert to fraction form
    104,093.10/156,123.45 = 29,205.90/x
  3. Step 3: Cross multiply
    104,093.10x = 156,123.45 × 29,205.90
  4. Step 4: Simplify right side
    104,093.10x = 4,559,725,868.36
  5. Step 5: Solve for x
    x = 4,559,725,868.36/104,093.10
  6. Step 6: Final answer
    x = 43,804.30

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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.