Home / 74,372.45-111,463.88-34,842.42

Finding the Fourth Proportional to 74,372.45, 111,463.88 and 34,842.42

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Solution

The fourth proportional to 74,372.45, 111,463.88 and 34,842.42 is: 52,219.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,372.45 : 111,463.88 = 34,842.42 : x
  2. Step 2: Convert to fraction form
    74,372.45/111,463.88 = 34,842.42/x
  3. Step 3: Cross multiply
    74,372.45x = 111,463.88 × 34,842.42
  4. Step 4: Simplify right side
    74,372.45x = 3,883,671,147.58
  5. Step 5: Solve for x
    x = 3,883,671,147.58/74,372.45
  6. Step 6: Final answer
    x = 52,219.22

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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.