Home / 43,512.52-65,260.92-19,814.56

Finding the Fourth Proportional to 43,512.52, 65,260.92 and 19,814.56

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Solution

The fourth proportional to 43,512.52, 65,260.92 and 19,814.56 is: 29,718.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,512.52 : 65,260.92 = 19,814.56 : x
  2. Step 2: Convert to fraction form
    43,512.52/65,260.92 = 19,814.56/x
  3. Step 3: Cross multiply
    43,512.52x = 65,260.92 × 19,814.56
  4. Step 4: Simplify right side
    43,512.52x = 1,293,116,415.00
  5. Step 5: Solve for x
    x = 1,293,116,415.00/43,512.52
  6. Step 6: Final answer
    x = 29,718.26

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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.