Home / 182,973.10-274,459.96-120,189.80

Finding the Fourth Proportional to 182,973.10, 274,459.96 and 120,189.80

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Solution

The fourth proportional to 182,973.10, 274,459.96 and 120,189.80 is: 180,284.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    182,973.10 : 274,459.96 = 120,189.80 : x
  2. Step 2: Convert to fraction form
    182,973.10/274,459.96 = 120,189.80/x
  3. Step 3: Cross multiply
    182,973.10x = 274,459.96 × 120,189.80
  4. Step 4: Simplify right side
    182,973.10x = 32,987,287,700.41
  5. Step 5: Solve for x
    x = 32,987,287,700.41/182,973.10
  6. Step 6: Final answer
    x = 180,284.90

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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.