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Finding the Fourth Proportional to 95,586.48, 143,376.48 and 36,420.03

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Solution

The fourth proportional to 95,586.48, 143,376.48 and 36,420.03 is: 54,628.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,586.48 : 143,376.48 = 36,420.03 : x
  2. Step 2: Convert to fraction form
    95,586.48/143,376.48 = 36,420.03/x
  3. Step 3: Cross multiply
    95,586.48x = 143,376.48 × 36,420.03
  4. Step 4: Simplify right side
    95,586.48x = 5,221,775,702.89
  5. Step 5: Solve for x
    x = 5,221,775,702.89/95,586.48
  6. Step 6: Final answer
    x = 54,628.81

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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.