Home / 29,050.02-43,570.50-7,991.64

Finding the Fourth Proportional to 29,050.02, 43,570.50 and 7,991.64

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Solution

The fourth proportional to 29,050.02, 43,570.50 and 7,991.64 is: 11,986.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,050.02 : 43,570.50 = 7,991.64 : x
  2. Step 2: Convert to fraction form
    29,050.02/43,570.50 = 7,991.64/x
  3. Step 3: Cross multiply
    29,050.02x = 43,570.50 × 7,991.64
  4. Step 4: Simplify right side
    29,050.02x = 348,199,750.62
  5. Step 5: Solve for x
    x = 348,199,750.62/29,050.02
  6. Step 6: Final answer
    x = 11,986.21

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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.