Home / 52,981.11-73,110.90-29,107.31

Finding the Fourth Proportional to 52,981.11, 73,110.90 and 29,107.31

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Solution

The fourth proportional to 52,981.11, 73,110.90 and 29,107.31 is: 40,166.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,981.11 : 73,110.90 = 29,107.31 : x
  2. Step 2: Convert to fraction form
    52,981.11/73,110.90 = 29,107.31/x
  3. Step 3: Cross multiply
    52,981.11x = 73,110.90 × 29,107.31
  4. Step 4: Simplify right side
    52,981.11x = 2,128,061,374.28
  5. Step 5: Solve for x
    x = 2,128,061,374.28/52,981.11
  6. Step 6: Final answer
    x = 40,166.42

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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.