Home / 55,007.30-82,502.85-15,568.40

Finding the Fourth Proportional to 55,007.30, 82,502.85 and 15,568.40

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Solution

The fourth proportional to 55,007.30, 82,502.85 and 15,568.40 is: 23,350.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,007.30 : 82,502.85 = 15,568.40 : x
  2. Step 2: Convert to fraction form
    55,007.30/82,502.85 = 15,568.40/x
  3. Step 3: Cross multiply
    55,007.30x = 82,502.85 × 15,568.40
  4. Step 4: Simplify right side
    55,007.30x = 1,284,437,369.94
  5. Step 5: Solve for x
    x = 1,284,437,369.94/55,007.30
  6. Step 6: Final answer
    x = 23,350.31

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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.