Home / 43,076.79-64,615.23-16,416.57

Finding the Fourth Proportional to 43,076.79, 64,615.23 and 16,416.57

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Solution

The fourth proportional to 43,076.79, 64,615.23 and 16,416.57 is: 24,624.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,076.79 : 64,615.23 = 16,416.57 : x
  2. Step 2: Convert to fraction form
    43,076.79/64,615.23 = 16,416.57/x
  3. Step 3: Cross multiply
    43,076.79x = 64,615.23 × 16,416.57
  4. Step 4: Simplify right side
    43,076.79x = 1,060,760,446.36
  5. Step 5: Solve for x
    x = 1,060,760,446.36/43,076.79
  6. Step 6: Final answer
    x = 24,624.87

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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.