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Finding the Fourth Proportional to 95,905.64, 143,859.80 and 36,744.32

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Solution

The fourth proportional to 95,905.64, 143,859.80 and 36,744.32 is: 55,116.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,905.64 : 143,859.80 = 36,744.32 : x
  2. Step 2: Convert to fraction form
    95,905.64/143,859.80 = 36,744.32/x
  3. Step 3: Cross multiply
    95,905.64x = 143,859.80 × 36,744.32
  4. Step 4: Simplify right side
    95,905.64x = 5,286,030,526.34
  5. Step 5: Solve for x
    x = 5,286,030,526.34/95,905.64
  6. Step 6: Final answer
    x = 55,116.99

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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.