Home / 215,837.04-297,833.40-120,334.80

Finding the Fourth Proportional to 215,837.04, 297,833.40 and 120,334.80

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Solution

The fourth proportional to 215,837.04, 297,833.40 and 120,334.80 is: 166,049.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,837.04 : 297,833.40 = 120,334.80 : x
  2. Step 2: Convert to fraction form
    215,837.04/297,833.40 = 120,334.80/x
  3. Step 3: Cross multiply
    215,837.04x = 297,833.40 × 120,334.80
  4. Step 4: Simplify right side
    215,837.04x = 35,839,722,622.32
  5. Step 5: Solve for x
    x = 35,839,722,622.32/215,837.04
  6. Step 6: Final answer
    x = 166,049.92

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.