Home / 51,307.02-76,982.40-18,050.04

Finding the Fourth Proportional to 51,307.02, 76,982.40 and 18,050.04

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Solution

The fourth proportional to 51,307.02, 76,982.40 and 18,050.04 is: 27,082.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,307.02 : 76,982.40 = 18,050.04 : x
  2. Step 2: Convert to fraction form
    51,307.02/76,982.40 = 18,050.04/x
  3. Step 3: Cross multiply
    51,307.02x = 76,982.40 × 18,050.04
  4. Step 4: Simplify right side
    51,307.02x = 1,389,535,399.30
  5. Step 5: Solve for x
    x = 1,389,535,399.30/51,307.02
  6. Step 6: Final answer
    x = 27,082.75

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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.