Home / 103,447.24-142,757.36-58,735.24

Finding the Fourth Proportional to 103,447.24, 142,757.36 and 58,735.24

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Solution

The fourth proportional to 103,447.24, 142,757.36 and 58,735.24 is: 81,054.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,447.24 : 142,757.36 = 58,735.24 : x
  2. Step 2: Convert to fraction form
    103,447.24/142,757.36 = 58,735.24/x
  3. Step 3: Cross multiply
    103,447.24x = 142,757.36 × 58,735.24
  4. Step 4: Simplify right side
    103,447.24x = 8,384,887,801.37
  5. Step 5: Solve for x
    x = 8,384,887,801.37/103,447.24
  6. Step 6: Final answer
    x = 81,054.73

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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.