Home / 75,131.02-112,701.99-22,544.60

Finding the Fourth Proportional to 75,131.02, 112,701.99 and 22,544.60

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Solution

The fourth proportional to 75,131.02, 112,701.99 and 22,544.60 is: 33,818.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,131.02 : 112,701.99 = 22,544.60 : x
  2. Step 2: Convert to fraction form
    75,131.02/112,701.99 = 22,544.60/x
  3. Step 3: Cross multiply
    75,131.02x = 112,701.99 × 22,544.60
  4. Step 4: Simplify right side
    75,131.02x = 2,540,821,283.75
  5. Step 5: Solve for x
    x = 2,540,821,283.75/75,131.02
  6. Step 6: Final answer
    x = 33,818.54

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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.