Home / 55,450.75-83,199.96-18,022.30

Finding the Fourth Proportional to 55,450.75, 83,199.96 and 18,022.30

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Solution

The fourth proportional to 55,450.75, 83,199.96 and 18,022.30 is: 27,041.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,450.75 : 83,199.96 = 18,022.30 : x
  2. Step 2: Convert to fraction form
    55,450.75/83,199.96 = 18,022.30/x
  3. Step 3: Cross multiply
    55,450.75x = 83,199.96 × 18,022.30
  4. Step 4: Simplify right side
    55,450.75x = 1,499,454,639.11
  5. Step 5: Solve for x
    x = 1,499,454,639.11/55,450.75
  6. Step 6: Final answer
    x = 27,041.20

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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.