Home / 189,215.73-283,502.41-114,178.21

Finding the Fourth Proportional to 189,215.73, 283,502.41 and 114,178.21

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Solution

The fourth proportional to 189,215.73, 283,502.41 and 114,178.21 is: 171,073.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,215.73 : 283,502.41 = 114,178.21 : x
  2. Step 2: Convert to fraction form
    189,215.73/283,502.41 = 114,178.21/x
  3. Step 3: Cross multiply
    189,215.73x = 283,502.41 × 114,178.21
  4. Step 4: Simplify right side
    189,215.73x = 32,369,797,704.49
  5. Step 5: Solve for x
    x = 32,369,797,704.49/189,215.73
  6. Step 6: Final answer
    x = 171,073.50

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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.