Home / 55,134.10-82,552.11-28,783.18

Finding the Fourth Proportional to 55,134.10, 82,552.11 and 28,783.18

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Solution

The fourth proportional to 55,134.10, 82,552.11 and 28,783.18 is: 43,096.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,134.10 : 82,552.11 = 28,783.18 : x
  2. Step 2: Convert to fraction form
    55,134.10/82,552.11 = 28,783.18/x
  3. Step 3: Cross multiply
    55,134.10x = 82,552.11 × 28,783.18
  4. Step 4: Simplify right side
    55,134.10x = 2,376,112,241.51
  5. Step 5: Solve for x
    x = 2,376,112,241.51/55,134.10
  6. Step 6: Final answer
    x = 43,096.96

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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.