Home / 37,134.04-55,712.55-12,174.28

Finding the Fourth Proportional to 37,134.04, 55,712.55 and 12,174.28

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Solution

The fourth proportional to 37,134.04, 55,712.55 and 12,174.28 is: 18,265.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,134.04 : 55,712.55 = 12,174.28 : x
  2. Step 2: Convert to fraction form
    37,134.04/55,712.55 = 12,174.28/x
  3. Step 3: Cross multiply
    37,134.04x = 55,712.55 × 12,174.28
  4. Step 4: Simplify right side
    37,134.04x = 678,260,183.21
  5. Step 5: Solve for x
    x = 678,260,183.21/37,134.04
  6. Step 6: Final answer
    x = 18,265.19

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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.