Home / 35,172.75-52,772.09-18,532.11

Finding the Fourth Proportional to 35,172.75, 52,772.09 and 18,532.11

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Solution

The fourth proportional to 35,172.75, 52,772.09 and 18,532.11 is: 27,805.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,172.75 : 52,772.09 = 18,532.11 : x
  2. Step 2: Convert to fraction form
    35,172.75/52,772.09 = 18,532.11/x
  3. Step 3: Cross multiply
    35,172.75x = 52,772.09 × 18,532.11
  4. Step 4: Simplify right side
    35,172.75x = 977,978,176.81
  5. Step 5: Solve for x
    x = 977,978,176.81/35,172.75
  6. Step 6: Final answer
    x = 27,805.00

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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.