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Finding the Fourth Proportional to 189,232.67, 283,849.01 and 89,402.91

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Solution

The fourth proportional to 189,232.67, 283,849.01 and 89,402.91 is: 134,104.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,232.67 : 283,849.01 = 89,402.91 : x
  2. Step 2: Convert to fraction form
    189,232.67/283,849.01 = 89,402.91/x
  3. Step 3: Cross multiply
    189,232.67x = 283,849.01 × 89,402.91
  4. Step 4: Simplify right side
    189,232.67x = 25,376,926,318.43
  5. Step 5: Solve for x
    x = 25,376,926,318.43/189,232.67
  6. Step 6: Final answer
    x = 134,104.36

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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.