Home / 120,623.40-180,891.74-41,716.20

Finding the Fourth Proportional to 120,623.40, 180,891.74 and 41,716.20

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Solution

The fourth proportional to 120,623.40, 180,891.74 and 41,716.20 is: 62,559.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,623.40 : 180,891.74 = 41,716.20 : x
  2. Step 2: Convert to fraction form
    120,623.40/180,891.74 = 41,716.20/x
  3. Step 3: Cross multiply
    120,623.40x = 180,891.74 × 41,716.20
  4. Step 4: Simplify right side
    120,623.40x = 7,546,116,004.19
  5. Step 5: Solve for x
    x = 7,546,116,004.19/120,623.40
  6. Step 6: Final answer
    x = 62,559.30

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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.