Home / 51,330.35-76,983.90-16,250.87

Finding the Fourth Proportional to 51,330.35, 76,983.90 and 16,250.87

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Solution

The fourth proportional to 51,330.35, 76,983.90 and 16,250.87 is: 24,372.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,330.35 : 76,983.90 = 16,250.87 : x
  2. Step 2: Convert to fraction form
    51,330.35/76,983.90 = 16,250.87/x
  3. Step 3: Cross multiply
    51,330.35x = 76,983.90 × 16,250.87
  4. Step 4: Simplify right side
    51,330.35x = 1,251,054,966.07
  5. Step 5: Solve for x
    x = 1,251,054,966.07/51,330.35
  6. Step 6: Final answer
    x = 24,372.62

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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.