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Finding the Fourth Proportional to 95,460.84, 131,741.90 and 53,019.27

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Solution

The fourth proportional to 95,460.84, 131,741.90 and 53,019.27 is: 73,169.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,460.84 : 131,741.90 = 53,019.27 : x
  2. Step 2: Convert to fraction form
    95,460.84/131,741.90 = 53,019.27/x
  3. Step 3: Cross multiply
    95,460.84x = 131,741.90 × 53,019.27
  4. Step 4: Simplify right side
    95,460.84x = 6,984,859,366.41
  5. Step 5: Solve for x
    x = 6,984,859,366.41/95,460.84
  6. Step 6: Final answer
    x = 73,169.89

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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.