Home / 52,723.54-72,759.66-28,850.20

Finding the Fourth Proportional to 52,723.54, 72,759.66 and 28,850.20

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Solution

The fourth proportional to 52,723.54, 72,759.66 and 28,850.20 is: 39,813.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,723.54 : 72,759.66 = 28,850.20 : x
  2. Step 2: Convert to fraction form
    52,723.54/72,759.66 = 28,850.20/x
  3. Step 3: Cross multiply
    52,723.54x = 72,759.66 × 28,850.20
  4. Step 4: Simplify right side
    52,723.54x = 2,099,130,742.93
  5. Step 5: Solve for x
    x = 2,099,130,742.93/52,723.54
  6. Step 6: Final answer
    x = 39,813.92

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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.