Home / 51,199.54-70,655.68-28,539.97

Finding the Fourth Proportional to 51,199.54, 70,655.68 and 28,539.97

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Solution

The fourth proportional to 51,199.54, 70,655.68 and 28,539.97 is: 39,385.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,199.54 : 70,655.68 = 28,539.97 : x
  2. Step 2: Convert to fraction form
    51,199.54/70,655.68 = 28,539.97/x
  3. Step 3: Cross multiply
    51,199.54x = 70,655.68 × 28,539.97
  4. Step 4: Simplify right side
    51,199.54x = 2,016,510,987.53
  5. Step 5: Solve for x
    x = 2,016,510,987.53/51,199.54
  6. Step 6: Final answer
    x = 39,385.33

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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.