Home / 74,274.03-102,491.73-43,643.88

Finding the Fourth Proportional to 74,274.03, 102,491.73 and 43,643.88

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Solution

The fourth proportional to 74,274.03, 102,491.73 and 43,643.88 is: 60,224.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,274.03 : 102,491.73 = 43,643.88 : x
  2. Step 2: Convert to fraction form
    74,274.03/102,491.73 = 43,643.88/x
  3. Step 3: Cross multiply
    74,274.03x = 102,491.73 × 43,643.88
  4. Step 4: Simplify right side
    74,274.03x = 4,473,136,765.11
  5. Step 5: Solve for x
    x = 4,473,136,765.11/74,274.03
  6. Step 6: Final answer
    x = 60,224.78

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.