Home / 55,675.02-83,520.23-18,238.04

Finding the Fourth Proportional to 55,675.02, 83,520.23 and 18,238.04

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Solution

The fourth proportional to 55,675.02, 83,520.23 and 18,238.04 is: 27,359.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,675.02 : 83,520.23 = 18,238.04 : x
  2. Step 2: Convert to fraction form
    55,675.02/83,520.23 = 18,238.04/x
  3. Step 3: Cross multiply
    55,675.02x = 83,520.23 × 18,238.04
  4. Step 4: Simplify right side
    55,675.02x = 1,523,244,786.76
  5. Step 5: Solve for x
    x = 1,523,244,786.76/55,675.02
  6. Step 6: Final answer
    x = 27,359.57

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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.