Home / 143,110.60-214,772.55-54,537.10

Finding the Fourth Proportional to 143,110.60, 214,772.55 and 54,537.10

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Solution

The fourth proportional to 143,110.60, 214,772.55 and 54,537.10 is: 81,846.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,110.60 : 214,772.55 = 54,537.10 : x
  2. Step 2: Convert to fraction form
    143,110.60/214,772.55 = 54,537.10/x
  3. Step 3: Cross multiply
    143,110.60x = 214,772.55 × 54,537.10
  4. Step 4: Simplify right side
    143,110.60x = 11,713,072,036.61
  5. Step 5: Solve for x
    x = 11,713,072,036.61/143,110.60
  6. Step 6: Final answer
    x = 81,846.29

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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.