Home / 183,301.20-274,951.80-120,315.60

Finding the Fourth Proportional to 183,301.20, 274,951.80 and 120,315.60

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Solution

The fourth proportional to 183,301.20, 274,951.80 and 120,315.60 is: 180,473.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,301.20 : 274,951.80 = 120,315.60 : x
  2. Step 2: Convert to fraction form
    183,301.20/274,951.80 = 120,315.60/x
  3. Step 3: Cross multiply
    183,301.20x = 274,951.80 × 120,315.60
  4. Step 4: Simplify right side
    183,301.20x = 33,080,990,788.08
  5. Step 5: Solve for x
    x = 33,080,990,788.08/183,301.20
  6. Step 6: Final answer
    x = 180,473.40

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1.5x scale

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.