Home / 215,588.24-297,504.04-120,089.80

Finding the Fourth Proportional to 215,588.24, 297,504.04 and 120,089.80

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Solution

The fourth proportional to 215,588.24, 297,504.04 and 120,089.80 is: 165,719.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,588.24 : 297,504.04 = 120,089.80 : x
  2. Step 2: Convert to fraction form
    215,588.24/297,504.04 = 120,089.80/x
  3. Step 3: Cross multiply
    215,588.24x = 297,504.04 × 120,089.80
  4. Step 4: Simplify right side
    215,588.24x = 35,727,200,662.79
  5. Step 5: Solve for x
    x = 35,727,200,662.79/215,588.24
  6. Step 6: Final answer
    x = 165,719.62

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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.