Home / 55,639.25-83,464.01-18,199.53

Finding the Fourth Proportional to 55,639.25, 83,464.01 and 18,199.53

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Solution

The fourth proportional to 55,639.25, 83,464.01 and 18,199.53 is: 27,300.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,639.25 : 83,464.01 = 18,199.53 : x
  2. Step 2: Convert to fraction form
    55,639.25/83,464.01 = 18,199.53/x
  3. Step 3: Cross multiply
    55,639.25x = 83,464.01 × 18,199.53
  4. Step 4: Simplify right side
    55,639.25x = 1,519,005,662.92
  5. Step 5: Solve for x
    x = 1,519,005,662.92/55,639.25
  6. Step 6: Final answer
    x = 27,300.98

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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.