Home / 58,229.02-87,361.99-20,788.29

Finding the Fourth Proportional to 58,229.02, 87,361.99 and 20,788.29

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Solution

The fourth proportional to 58,229.02, 87,361.99 and 20,788.29 is: 31,189.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,229.02 : 87,361.99 = 20,788.29 : x
  2. Step 2: Convert to fraction form
    58,229.02/87,361.99 = 20,788.29/x
  3. Step 3: Cross multiply
    58,229.02x = 87,361.99 × 20,788.29
  4. Step 4: Simplify right side
    58,229.02x = 1,816,106,331.13
  5. Step 5: Solve for x
    x = 1,816,106,331.13/58,229.02
  6. Step 6: Final answer
    x = 31,189.03

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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.