Home / 48,336.89-72,419.48-20,194.97

Finding the Fourth Proportional to 48,336.89, 72,419.48 and 20,194.97

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Solution

The fourth proportional to 48,336.89, 72,419.48 and 20,194.97 is: 30,256.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,336.89 : 72,419.48 = 20,194.97 : x
  2. Step 2: Convert to fraction form
    48,336.89/72,419.48 = 20,194.97/x
  3. Step 3: Cross multiply
    48,336.89x = 72,419.48 × 20,194.97
  4. Step 4: Simplify right side
    48,336.89x = 1,462,508,762.94
  5. Step 5: Solve for x
    x = 1,462,508,762.94/48,336.89
  6. Step 6: Final answer
    x = 30,256.57

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1.5x scale

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.