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Finding the Fourth Proportional to 10,410.35, 15,590.50 and 5,954.51

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Solution

The fourth proportional to 10,410.35, 15,590.50 and 5,954.51 is: 8,917.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,410.35 : 15,590.50 = 5,954.51 : x
  2. Step 2: Convert to fraction form
    10,410.35/15,590.50 = 5,954.51/x
  3. Step 3: Cross multiply
    10,410.35x = 15,590.50 × 5,954.51
  4. Step 4: Simplify right side
    10,410.35x = 92,833,734.29
  5. Step 5: Solve for x
    x = 92,833,734.29/10,410.35
  6. Step 6: Final answer
    x = 8,917.45

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.