Home / 71,579.70-107,406-29,492.10

Finding the Fourth Proportional to 71,579.70, 107,406 and 29,492.10

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Solution

The fourth proportional to 71,579.70, 107,406 and 29,492.10 is: 44,253.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,579.70 : 107,406 = 29,492.10 : x
  2. Step 2: Convert to fraction form
    71,579.70/107,406 = 29,492.10/x
  3. Step 3: Cross multiply
    71,579.70x = 107,406 × 29,492.10
  4. Step 4: Simplify right side
    71,579.70x = 3,167,628,492.60
  5. Step 5: Solve for x
    x = 3,167,628,492.60/71,579.70
  6. Step 6: Final answer
    x = 44,253.17

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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.