Home / 291,090.04-401,704.19-162,025.73

Finding the Fourth Proportional to 291,090.04, 401,704.19 and 162,025.73

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Solution

The fourth proportional to 291,090.04, 401,704.19 and 162,025.73 is: 223,595.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    291,090.04 : 401,704.19 = 162,025.73 : x
  2. Step 2: Convert to fraction form
    291,090.04/401,704.19 = 162,025.73/x
  3. Step 3: Cross multiply
    291,090.04x = 401,704.19 × 162,025.73
  4. Step 4: Simplify right side
    291,090.04x = 65,086,414,628.81
  5. Step 5: Solve for x
    x = 65,086,414,628.81/291,090.04
  6. Step 6: Final answer
    x = 223,595.47

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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.