Home / 57,674.21-79,580.86-38,523.26

Finding the Fourth Proportional to 57,674.21, 79,580.86 and 38,523.26

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Solution

The fourth proportional to 57,674.21, 79,580.86 and 38,523.26 is: 53,155.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,674.21 : 79,580.86 = 38,523.26 : x
  2. Step 2: Convert to fraction form
    57,674.21/79,580.86 = 38,523.26/x
  3. Step 3: Cross multiply
    57,674.21x = 79,580.86 × 38,523.26
  4. Step 4: Simplify right side
    57,674.21x = 3,065,714,263.45
  5. Step 5: Solve for x
    x = 3,065,714,263.45/57,674.21
  6. Step 6: Final answer
    x = 53,155.73

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.