Home / 48,402.54-72,632.34-20,327.52

Finding the Fourth Proportional to 48,402.54, 72,632.34 and 20,327.52

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Solution

The fourth proportional to 48,402.54, 72,632.34 and 20,327.52 is: 30,503.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,402.54 : 72,632.34 = 20,327.52 : x
  2. Step 2: Convert to fraction form
    48,402.54/72,632.34 = 20,327.52/x
  3. Step 3: Cross multiply
    48,402.54x = 72,632.34 × 20,327.52
  4. Step 4: Simplify right side
    48,402.54x = 1,476,435,344.00
  5. Step 5: Solve for x
    x = 1,476,435,344.00/48,402.54
  6. Step 6: Final answer
    x = 30,503.26

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.