Home / 189,228.93-283,898.18-56,112.39

Finding the Fourth Proportional to 189,228.93, 283,898.18 and 56,112.39

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Solution

The fourth proportional to 189,228.93, 283,898.18 and 56,112.39 is: 84,184.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,228.93 : 283,898.18 = 56,112.39 : x
  2. Step 2: Convert to fraction form
    189,228.93/283,898.18 = 56,112.39/x
  3. Step 3: Cross multiply
    189,228.93x = 283,898.18 × 56,112.39
  4. Step 4: Simplify right side
    189,228.93x = 15,930,205,396.45
  5. Step 5: Solve for x
    x = 15,930,205,396.45/189,228.93
  6. Step 6: Final answer
    x = 84,184.83

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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.