Home / 55,380.33-83,068.34-18,444.33

Finding the Fourth Proportional to 55,380.33, 83,068.34 and 18,444.33

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Solution

The fourth proportional to 55,380.33, 83,068.34 and 18,444.33 is: 27,665.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,380.33 : 83,068.34 = 18,444.33 : x
  2. Step 2: Convert to fraction form
    55,380.33/83,068.34 = 18,444.33/x
  3. Step 3: Cross multiply
    55,380.33x = 83,068.34 × 18,444.33
  4. Step 4: Simplify right side
    55,380.33x = 1,532,139,783.29
  5. Step 5: Solve for x
    x = 1,532,139,783.29/55,380.33
  6. Step 6: Final answer
    x = 27,665.78

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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.