Home / 55,348.56-83,025.72-18,415.44

Finding the Fourth Proportional to 55,348.56, 83,025.72 and 18,415.44

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Solution

The fourth proportional to 55,348.56, 83,025.72 and 18,415.44 is: 27,624.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,348.56 : 83,025.72 = 18,415.44 : x
  2. Step 2: Convert to fraction form
    55,348.56/83,025.72 = 18,415.44/x
  3. Step 3: Cross multiply
    55,348.56x = 83,025.72 × 18,415.44
  4. Step 4: Simplify right side
    55,348.56x = 1,528,955,165.12
  5. Step 5: Solve for x
    x = 1,528,955,165.12/55,348.56
  6. Step 6: Final answer
    x = 27,624.12

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1.5x scale

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.