Home / 29,989.78-44,742.19-27,000.61

Finding the Fourth Proportional to 29,989.78, 44,742.19 and 27,000.61

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Solution

The fourth proportional to 29,989.78, 44,742.19 and 27,000.61 is: 40,282.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,989.78 : 44,742.19 = 27,000.61 : x
  2. Step 2: Convert to fraction form
    29,989.78/44,742.19 = 27,000.61/x
  3. Step 3: Cross multiply
    29,989.78x = 44,742.19 × 27,000.61
  4. Step 4: Simplify right side
    29,989.78x = 1,208,066,422.74
  5. Step 5: Solve for x
    x = 1,208,066,422.74/29,989.78
  6. Step 6: Final answer
    x = 40,282.60

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.