Home / 55,899.24-83,803.68-18,435.96

Finding the Fourth Proportional to 55,899.24, 83,803.68 and 18,435.96

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Solution

The fourth proportional to 55,899.24, 83,803.68 and 18,435.96 is: 27,639.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,899.24 : 83,803.68 = 18,435.96 : x
  2. Step 2: Convert to fraction form
    55,899.24/83,803.68 = 18,435.96/x
  3. Step 3: Cross multiply
    55,899.24x = 83,803.68 × 18,435.96
  4. Step 4: Simplify right side
    55,899.24x = 1,545,001,292.33
  5. Step 5: Solve for x
    x = 1,545,001,292.33/55,899.24
  6. Step 6: Final answer
    x = 27,639.04

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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.