Home / 52,231.82-72,080.43-28,358.69

Finding the Fourth Proportional to 52,231.82, 72,080.43 and 28,358.69

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Solution

The fourth proportional to 52,231.82, 72,080.43 and 28,358.69 is: 39,135.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,231.82 : 72,080.43 = 28,358.69 : x
  2. Step 2: Convert to fraction form
    52,231.82/72,080.43 = 28,358.69/x
  3. Step 3: Cross multiply
    52,231.82x = 72,080.43 × 28,358.69
  4. Step 4: Simplify right side
    52,231.82x = 2,044,106,569.44
  5. Step 5: Solve for x
    x = 2,044,106,569.44/52,231.82
  6. Step 6: Final answer
    x = 39,135.27

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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.