Home / 47,918.44-71,875.20-18,334

Finding the Fourth Proportional to 47,918.44, 71,875.20 and 18,334

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Solution

The fourth proportional to 47,918.44, 71,875.20 and 18,334 is: 27,500.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,918.44 : 71,875.20 = 18,334 : x
  2. Step 2: Convert to fraction form
    47,918.44/71,875.20 = 18,334/x
  3. Step 3: Cross multiply
    47,918.44x = 71,875.20 × 18,334
  4. Step 4: Simplify right side
    47,918.44x = 1,317,759,916.80
  5. Step 5: Solve for x
    x = 1,317,759,916.80/47,918.44
  6. Step 6: Final answer
    x = 27,500.06

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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.