Home / 57,234.16-78,982.86-36,041.32

Finding the Fourth Proportional to 57,234.16, 78,982.86 and 36,041.32

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Solution

The fourth proportional to 57,234.16, 78,982.86 and 36,041.32 is: 49,736.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,234.16 : 78,982.86 = 36,041.32 : x
  2. Step 2: Convert to fraction form
    57,234.16/78,982.86 = 36,041.32/x
  3. Step 3: Cross multiply
    57,234.16x = 78,982.86 × 36,041.32
  4. Step 4: Simplify right side
    57,234.16x = 2,846,646,531.78
  5. Step 5: Solve for x
    x = 2,846,646,531.78/57,234.16
  6. Step 6: Final answer
    x = 49,736.84

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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.