Home / 37,379.96-56,037.16-17,664.20

Finding the Fourth Proportional to 37,379.96, 56,037.16 and 17,664.20

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Solution

The fourth proportional to 37,379.96, 56,037.16 and 17,664.20 is: 26,480.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,379.96 : 56,037.16 = 17,664.20 : x
  2. Step 2: Convert to fraction form
    37,379.96/56,037.16 = 17,664.20/x
  3. Step 3: Cross multiply
    37,379.96x = 56,037.16 × 17,664.20
  4. Step 4: Simplify right side
    37,379.96x = 989,851,601.67
  5. Step 5: Solve for x
    x = 989,851,601.67/37,379.96
  6. Step 6: Final answer
    x = 26,480.81

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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.