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Finding the Fourth Proportional to 95,946, 143,731.98 and 58,412.97

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Solution

The fourth proportional to 95,946, 143,731.98 and 58,412.97 is: 87,505.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,946 : 143,731.98 = 58,412.97 : x
  2. Step 2: Convert to fraction form
    95,946/143,731.98 = 58,412.97/x
  3. Step 3: Cross multiply
    95,946x = 143,731.98 × 58,412.97
  4. Step 4: Simplify right side
    95,946x = 8,395,811,835.78
  5. Step 5: Solve for x
    x = 8,395,811,835.78/95,946
  6. Step 6: Final answer
    x = 87,505.60

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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.