Home / 57,405.78-86,121.18-24,106.86

Finding the Fourth Proportional to 57,405.78, 86,121.18 and 24,106.86

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Solution

The fourth proportional to 57,405.78, 86,121.18 and 24,106.86 is: 36,165.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,405.78 : 86,121.18 = 24,106.86 : x
  2. Step 2: Convert to fraction form
    57,405.78/86,121.18 = 24,106.86/x
  3. Step 3: Cross multiply
    57,405.78x = 86,121.18 × 24,106.86
  4. Step 4: Simplify right side
    57,405.78x = 2,076,111,229.29
  5. Step 5: Solve for x
    x = 2,076,111,229.29/57,405.78
  6. Step 6: Final answer
    x = 36,165.54

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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.