Home / 45,582.96-68,405-16,000.86

Finding the Fourth Proportional to 45,582.96, 68,405 and 16,000.86

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Solution

The fourth proportional to 45,582.96, 68,405 and 16,000.86 is: 24,012.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,582.96 : 68,405 = 16,000.86 : x
  2. Step 2: Convert to fraction form
    45,582.96/68,405 = 16,000.86/x
  3. Step 3: Cross multiply
    45,582.96x = 68,405 × 16,000.86
  4. Step 4: Simplify right side
    45,582.96x = 1,094,538,828.30
  5. Step 5: Solve for x
    x = 1,094,538,828.30/45,582.96
  6. Step 6: Final answer
    x = 24,012.02

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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.