Home / 55,622.86-83,427.33-18,179.80

Finding the Fourth Proportional to 55,622.86, 83,427.33 and 18,179.80

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Solution

The fourth proportional to 55,622.86, 83,427.33 and 18,179.80 is: 27,267.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,622.86 : 83,427.33 = 18,179.80 : x
  2. Step 2: Convert to fraction form
    55,622.86/83,427.33 = 18,179.80/x
  3. Step 3: Cross multiply
    55,622.86x = 83,427.33 × 18,179.80
  4. Step 4: Simplify right side
    55,622.86x = 1,516,692,173.93
  5. Step 5: Solve for x
    x = 1,516,692,173.93/55,622.86
  6. Step 6: Final answer
    x = 27,267.43

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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.