Home / 183,728.60-275,301.30-121,326.20

Finding the Fourth Proportional to 183,728.60, 275,301.30 and 121,326.20

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Solution

The fourth proportional to 183,728.60, 275,301.30 and 121,326.20 is: 181,796.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,728.60 : 275,301.30 = 121,326.20 : x
  2. Step 2: Convert to fraction form
    183,728.60/275,301.30 = 121,326.20/x
  3. Step 3: Cross multiply
    183,728.60x = 275,301.30 × 121,326.20
  4. Step 4: Simplify right side
    183,728.60x = 33,401,260,584.06
  5. Step 5: Solve for x
    x = 33,401,260,584.06/183,728.60
  6. Step 6: Final answer
    x = 181,796.74

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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.