Home / 42,327.05-63,491.12-29,175.89

Finding the Fourth Proportional to 42,327.05, 63,491.12 and 29,175.89

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Solution

The fourth proportional to 42,327.05, 63,491.12 and 29,175.89 is: 43,764.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,327.05 : 63,491.12 = 29,175.89 : x
  2. Step 2: Convert to fraction form
    42,327.05/63,491.12 = 29,175.89/x
  3. Step 3: Cross multiply
    42,327.05x = 63,491.12 × 29,175.89
  4. Step 4: Simplify right side
    42,327.05x = 1,852,409,787.22
  5. Step 5: Solve for x
    x = 1,852,409,787.22/42,327.05
  6. Step 6: Final answer
    x = 43,764.21

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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.