Home / 55,538.92-83,313.44-18,089.38

Finding the Fourth Proportional to 55,538.92, 83,313.44 and 18,089.38

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Solution

The fourth proportional to 55,538.92, 83,313.44 and 18,089.38 is: 27,135.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,538.92 : 83,313.44 = 18,089.38 : x
  2. Step 2: Convert to fraction form
    55,538.92/83,313.44 = 18,089.38/x
  3. Step 3: Cross multiply
    55,538.92x = 83,313.44 × 18,089.38
  4. Step 4: Simplify right side
    55,538.92x = 1,507,088,658.55
  5. Step 5: Solve for x
    x = 1,507,088,658.55/55,538.92
  6. Step 6: Final answer
    x = 27,135.72

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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.