Home / 43,165.27-64,748.04-12,000.52

Finding the Fourth Proportional to 43,165.27, 64,748.04 and 12,000.52

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Solution

The fourth proportional to 43,165.27, 64,748.04 and 12,000.52 is: 18,000.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,165.27 : 64,748.04 = 12,000.52 : x
  2. Step 2: Convert to fraction form
    43,165.27/64,748.04 = 12,000.52/x
  3. Step 3: Cross multiply
    43,165.27x = 64,748.04 × 12,000.52
  4. Step 4: Simplify right side
    43,165.27x = 777,010,148.98
  5. Step 5: Solve for x
    x = 777,010,148.98/43,165.27
  6. Step 6: Final answer
    x = 18,000.82

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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.