Home / 55,880-83,819.96-16,437.10

Finding the Fourth Proportional to 55,880, 83,819.96 and 16,437.10

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Solution

The fourth proportional to 55,880, 83,819.96 and 16,437.10 is: 24,655.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,880 : 83,819.96 = 16,437.10 : x
  2. Step 2: Convert to fraction form
    55,880/83,819.96 = 16,437.10/x
  3. Step 3: Cross multiply
    55,880x = 83,819.96 × 16,437.10
  4. Step 4: Simplify right side
    55,880x = 1,377,757,064.52
  5. Step 5: Solve for x
    x = 1,377,757,064.52/55,880
  6. Step 6: Final answer
    x = 24,655.64

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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.