Home / 108,883.02-163,370.75-52,764.90

Finding the Fourth Proportional to 108,883.02, 163,370.75 and 52,764.90

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Solution

The fourth proportional to 108,883.02, 163,370.75 and 52,764.90 is: 79,169.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,883.02 : 163,370.75 = 52,764.90 : x
  2. Step 2: Convert to fraction form
    108,883.02/163,370.75 = 52,764.90/x
  3. Step 3: Cross multiply
    108,883.02x = 163,370.75 × 52,764.90
  4. Step 4: Simplify right side
    108,883.02x = 8,620,241,022.85
  5. Step 5: Solve for x
    x = 8,620,241,022.85/108,883.02
  6. Step 6: Final answer
    x = 79,169.75

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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.