Home / 53,321.68-73,539.39-39,924.82

Finding the Fourth Proportional to 53,321.68, 73,539.39 and 39,924.82

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Solution

The fourth proportional to 53,321.68, 73,539.39 and 39,924.82 is: 55,062.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,321.68 : 73,539.39 = 39,924.82 : x
  2. Step 2: Convert to fraction form
    53,321.68/73,539.39 = 39,924.82/x
  3. Step 3: Cross multiply
    53,321.68x = 73,539.39 × 39,924.82
  4. Step 4: Simplify right side
    53,321.68x = 2,936,046,908.66
  5. Step 5: Solve for x
    x = 2,936,046,908.66/53,321.68
  6. Step 6: Final answer
    x = 55,062.91

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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.