Home / 55,939.32-83,901.78-16,500.60

Finding the Fourth Proportional to 55,939.32, 83,901.78 and 16,500.60

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Solution

The fourth proportional to 55,939.32, 83,901.78 and 16,500.60 is: 24,748.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,939.32 : 83,901.78 = 16,500.60 : x
  2. Step 2: Convert to fraction form
    55,939.32/83,901.78 = 16,500.60/x
  3. Step 3: Cross multiply
    55,939.32x = 83,901.78 × 16,500.60
  4. Step 4: Simplify right side
    55,939.32x = 1,384,429,711.07
  5. Step 5: Solve for x
    x = 1,384,429,711.07/55,939.32
  6. Step 6: Final answer
    x = 24,748.78

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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.