Home / 49,598.50-74,397.34-20,015.88

Finding the Fourth Proportional to 49,598.50, 74,397.34 and 20,015.88

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Solution

The fourth proportional to 49,598.50, 74,397.34 and 20,015.88 is: 30,023.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,598.50 : 74,397.34 = 20,015.88 : x
  2. Step 2: Convert to fraction form
    49,598.50/74,397.34 = 20,015.88/x
  3. Step 3: Cross multiply
    49,598.50x = 74,397.34 × 20,015.88
  4. Step 4: Simplify right side
    49,598.50x = 1,489,128,431.80
  5. Step 5: Solve for x
    x = 1,489,128,431.80/49,598.50
  6. Step 6: Final answer
    x = 30,023.66

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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.