Home / 18,250.66-27,376.02-5,103.02

Finding the Fourth Proportional to 18,250.66, 27,376.02 and 5,103.02

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Solution

The fourth proportional to 18,250.66, 27,376.02 and 5,103.02 is: 7,654.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,250.66 : 27,376.02 = 5,103.02 : x
  2. Step 2: Convert to fraction form
    18,250.66/27,376.02 = 5,103.02/x
  3. Step 3: Cross multiply
    18,250.66x = 27,376.02 × 5,103.02
  4. Step 4: Simplify right side
    18,250.66x = 139,700,352.07
  5. Step 5: Solve for x
    x = 139,700,352.07/18,250.66
  6. Step 6: Final answer
    x = 7,654.54

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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.