Home / 49,670.20-74,536.13-20,088.29

Finding the Fourth Proportional to 49,670.20, 74,536.13 and 20,088.29

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Solution

The fourth proportional to 49,670.20, 74,536.13 and 20,088.29 is: 30,144.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,670.20 : 74,536.13 = 20,088.29 : x
  2. Step 2: Convert to fraction form
    49,670.20/74,536.13 = 20,088.29/x
  3. Step 3: Cross multiply
    49,670.20x = 74,536.13 × 20,088.29
  4. Step 4: Simplify right side
    49,670.20x = 1,497,303,394.92
  5. Step 5: Solve for x
    x = 1,497,303,394.92/49,670.20
  6. Step 6: Final answer
    x = 30,144.90

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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.