Home / 52,065.86-71,850.78-28,192.60

Finding the Fourth Proportional to 52,065.86, 71,850.78 and 28,192.60

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Solution

The fourth proportional to 52,065.86, 71,850.78 and 28,192.60 is: 38,905.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,065.86 : 71,850.78 = 28,192.60 : x
  2. Step 2: Convert to fraction form
    52,065.86/71,850.78 = 28,192.60/x
  3. Step 3: Cross multiply
    52,065.86x = 71,850.78 × 28,192.60
  4. Step 4: Simplify right side
    52,065.86x = 2,025,660,300.23
  5. Step 5: Solve for x
    x = 2,025,660,300.23/52,065.86
  6. Step 6: Final answer
    x = 38,905.73

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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.