Home / 100,828.82-151,207.94-29,732.58

Finding the Fourth Proportional to 100,828.82, 151,207.94 and 29,732.58

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Solution

The fourth proportional to 100,828.82, 151,207.94 and 29,732.58 is: 44,588.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,828.82 : 151,207.94 = 29,732.58 : x
  2. Step 2: Convert to fraction form
    100,828.82/151,207.94 = 29,732.58/x
  3. Step 3: Cross multiply
    100,828.82x = 151,207.94 × 29,732.58
  4. Step 4: Simplify right side
    100,828.82x = 4,495,802,024.02
  5. Step 5: Solve for x
    x = 4,495,802,024.02/100,828.82
  6. Step 6: Final answer
    x = 44,588.46

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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.