Home / 74,312.57-111,472.50-29,933.33

Finding the Fourth Proportional to 74,312.57, 111,472.50 and 29,933.33

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Solution

The fourth proportional to 74,312.57, 111,472.50 and 29,933.33 is: 44,901.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,312.57 : 111,472.50 = 29,933.33 : x
  2. Step 2: Convert to fraction form
    74,312.57/111,472.50 = 29,933.33/x
  3. Step 3: Cross multiply
    74,312.57x = 111,472.50 × 29,933.33
  4. Step 4: Simplify right side
    74,312.57x = 3,336,743,128.43
  5. Step 5: Solve for x
    x = 3,336,743,128.43/74,312.57
  6. Step 6: Final answer
    x = 44,901.46

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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.