Home / 55,621.30-83,446.08-16,178.42

Finding the Fourth Proportional to 55,621.30, 83,446.08 and 16,178.42

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Solution

The fourth proportional to 55,621.30, 83,446.08 and 16,178.42 is: 24,271.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,621.30 : 83,446.08 = 16,178.42 : x
  2. Step 2: Convert to fraction form
    55,621.30/83,446.08 = 16,178.42/x
  3. Step 3: Cross multiply
    55,621.30x = 83,446.08 × 16,178.42
  4. Step 4: Simplify right side
    55,621.30x = 1,350,025,729.59
  5. Step 5: Solve for x
    x = 1,350,025,729.59/55,621.30
  6. Step 6: Final answer
    x = 24,271.74

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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.