Home / 55,630.08-83,455.87-18,180.06

Finding the Fourth Proportional to 55,630.08, 83,455.87 and 18,180.06

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Solution

The fourth proportional to 55,630.08, 83,455.87 and 18,180.06 is: 27,273.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,630.08 : 83,455.87 = 18,180.06 : x
  2. Step 2: Convert to fraction form
    55,630.08/83,455.87 = 18,180.06/x
  3. Step 3: Cross multiply
    55,630.08x = 83,455.87 × 18,180.06
  4. Step 4: Simplify right side
    55,630.08x = 1,517,232,723.95
  5. Step 5: Solve for x
    x = 1,517,232,723.95/55,630.08
  6. Step 6: Final answer
    x = 27,273.60

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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.