Home / 74,160.72-111,171.96-37,181.52

Finding the Fourth Proportional to 74,160.72, 111,171.96 and 37,181.52

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Solution

The fourth proportional to 74,160.72, 111,171.96 and 37,181.52 is: 55,737.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,160.72 : 111,171.96 = 37,181.52 : x
  2. Step 2: Convert to fraction form
    74,160.72/111,171.96 = 37,181.52/x
  3. Step 3: Cross multiply
    74,160.72x = 111,171.96 × 37,181.52
  4. Step 4: Simplify right side
    74,160.72x = 4,133,542,454.18
  5. Step 5: Solve for x
    x = 4,133,542,454.18/74,160.72
  6. Step 6: Final answer
    x = 55,737.63

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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.