Home / 74,520.03-111,671.36-34,551.23

Finding the Fourth Proportional to 74,520.03, 111,671.36 and 34,551.23

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Solution

The fourth proportional to 74,520.03, 111,671.36 and 34,551.23 is: 51,776.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,520.03 : 111,671.36 = 34,551.23 : x
  2. Step 2: Convert to fraction form
    74,520.03/111,671.36 = 34,551.23/x
  3. Step 3: Cross multiply
    74,520.03x = 111,671.36 × 34,551.23
  4. Step 4: Simplify right side
    74,520.03x = 3,858,383,184.45
  5. Step 5: Solve for x
    x = 3,858,383,184.45/74,520.03
  6. Step 6: Final answer
    x = 51,776.46

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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.