Home / 42,318.43-58,399.09-23,198.28

Finding the Fourth Proportional to 42,318.43, 58,399.09 and 23,198.28

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Solution

The fourth proportional to 42,318.43, 58,399.09 and 23,198.28 is: 32,013.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,318.43 : 58,399.09 = 23,198.28 : x
  2. Step 2: Convert to fraction form
    42,318.43/58,399.09 = 23,198.28/x
  3. Step 3: Cross multiply
    42,318.43x = 58,399.09 × 23,198.28
  4. Step 4: Simplify right side
    42,318.43x = 1,354,758,441.57
  5. Step 5: Solve for x
    x = 1,354,758,441.57/42,318.43
  6. Step 6: Final answer
    x = 32,013.44

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.