Home / 102,916.53-154,353.20-29,027.25

Finding the Fourth Proportional to 102,916.53, 154,353.20 and 29,027.25

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Solution

The fourth proportional to 102,916.53, 154,353.20 and 29,027.25 is: 43,534.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,916.53 : 154,353.20 = 29,027.25 : x
  2. Step 2: Convert to fraction form
    102,916.53/154,353.20 = 29,027.25/x
  3. Step 3: Cross multiply
    102,916.53x = 154,353.20 × 29,027.25
  4. Step 4: Simplify right side
    102,916.53x = 4,480,448,779.56
  5. Step 5: Solve for x
    x = 4,480,448,779.56/102,916.53
  6. Step 6: Final answer
    x = 43,534.78

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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.