Home / 189,067.11-283,520.48-70,655.64

Finding the Fourth Proportional to 189,067.11, 283,520.48 and 70,655.64

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Solution

The fourth proportional to 189,067.11, 283,520.48 and 70,655.64 is: 105,953.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,067.11 : 283,520.48 = 70,655.64 : x
  2. Step 2: Convert to fraction form
    189,067.11/283,520.48 = 70,655.64/x
  3. Step 3: Cross multiply
    189,067.11x = 283,520.48 × 70,655.64
  4. Step 4: Simplify right side
    189,067.11x = 20,032,320,614.23
  5. Step 5: Solve for x
    x = 20,032,320,614.23/189,067.11
  6. Step 6: Final answer
    x = 105,953.49

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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.