Home / 74,215.04-111,174.40-44,616.96

Finding the Fourth Proportional to 74,215.04, 111,174.40 and 44,616.96

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Solution

The fourth proportional to 74,215.04, 111,174.40 and 44,616.96 is: 66,836.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,215.04 : 111,174.40 = 44,616.96 : x
  2. Step 2: Convert to fraction form
    74,215.04/111,174.40 = 44,616.96/x
  3. Step 3: Cross multiply
    74,215.04x = 111,174.40 × 44,616.96
  4. Step 4: Simplify right side
    74,215.04x = 4,960,263,757.82
  5. Step 5: Solve for x
    x = 4,960,263,757.82/74,215.04
  6. Step 6: Final answer
    x = 66,836.37

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1.5x scale

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.