Home / 52,975.94-73,111.29-29,107.40

Finding the Fourth Proportional to 52,975.94, 73,111.29 and 29,107.40

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Solution

The fourth proportional to 52,975.94, 73,111.29 and 29,107.40 is: 40,170.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,975.94 : 73,111.29 = 29,107.40 : x
  2. Step 2: Convert to fraction form
    52,975.94/73,111.29 = 29,107.40/x
  3. Step 3: Cross multiply
    52,975.94x = 73,111.29 × 29,107.40
  4. Step 4: Simplify right side
    52,975.94x = 2,128,079,562.55
  5. Step 5: Solve for x
    x = 2,128,079,562.55/52,975.94
  6. Step 6: Final answer
    x = 40,170.68

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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.