Home / 52,799.91-72,860.07-28,922.73

Finding the Fourth Proportional to 52,799.91, 72,860.07 and 28,922.73

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Solution

The fourth proportional to 52,799.91, 72,860.07 and 28,922.73 is: 39,911.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,799.91 : 72,860.07 = 28,922.73 : x
  2. Step 2: Convert to fraction form
    52,799.91/72,860.07 = 28,922.73/x
  3. Step 3: Cross multiply
    52,799.91x = 72,860.07 × 28,922.73
  4. Step 4: Simplify right side
    52,799.91x = 2,107,312,132.39
  5. Step 5: Solve for x
    x = 2,107,312,132.39/52,799.91
  6. Step 6: Final answer
    x = 39,911.28

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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.