Home / 102,932.03-154,376.40-29,042.75

Finding the Fourth Proportional to 102,932.03, 154,376.40 and 29,042.75

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Solution

The fourth proportional to 102,932.03, 154,376.40 and 29,042.75 is: 43,558.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,932.03 : 154,376.40 = 29,042.75 : x
  2. Step 2: Convert to fraction form
    102,932.03/154,376.40 = 29,042.75/x
  3. Step 3: Cross multiply
    102,932.03x = 154,376.40 × 29,042.75
  4. Step 4: Simplify right side
    102,932.03x = 4,483,515,191.10
  5. Step 5: Solve for x
    x = 4,483,515,191.10/102,932.03
  6. Step 6: Final answer
    x = 43,558.02

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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.