Home / 52,972.40-73,102.11-29,099.54

Finding the Fourth Proportional to 52,972.40, 73,102.11 and 29,099.54

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Solution

The fourth proportional to 52,972.40, 73,102.11 and 29,099.54 is: 40,157.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,972.40 : 73,102.11 = 29,099.54 : x
  2. Step 2: Convert to fraction form
    52,972.40/73,102.11 = 29,099.54/x
  3. Step 3: Cross multiply
    52,972.40x = 73,102.11 × 29,099.54
  4. Step 4: Simplify right side
    52,972.40x = 2,127,237,774.03
  5. Step 5: Solve for x
    x = 2,127,237,774.03/52,972.40
  6. Step 6: Final answer
    x = 40,157.47

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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.