Home / 51,143.63-76,718.18-16,086.02

Finding the Fourth Proportional to 51,143.63, 76,718.18 and 16,086.02

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Solution

The fourth proportional to 51,143.63, 76,718.18 and 16,086.02 is: 24,129.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,143.63 : 76,718.18 = 16,086.02 : x
  2. Step 2: Convert to fraction form
    51,143.63/76,718.18 = 16,086.02/x
  3. Step 3: Cross multiply
    51,143.63x = 76,718.18 × 16,086.02
  4. Step 4: Simplify right side
    51,143.63x = 1,234,089,834.47
  5. Step 5: Solve for x
    x = 1,234,089,834.47/51,143.63
  6. Step 6: Final answer
    x = 24,129.89

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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.