Home / 143,250.03-214,875.05-54,483.03

Finding the Fourth Proportional to 143,250.03, 214,875.05 and 54,483.03

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Solution

The fourth proportional to 143,250.03, 214,875.05 and 54,483.03 is: 81,724.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,250.03 : 214,875.05 = 54,483.03 : x
  2. Step 2: Convert to fraction form
    143,250.03/214,875.05 = 54,483.03/x
  3. Step 3: Cross multiply
    143,250.03x = 214,875.05 × 54,483.03
  4. Step 4: Simplify right side
    143,250.03x = 11,707,043,522.99
  5. Step 5: Solve for x
    x = 11,707,043,522.99/143,250.03
  6. Step 6: Final answer
    x = 81,724.55

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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.