Home / 189,324.11-283,937.56-56,172.87

Finding the Fourth Proportional to 189,324.11, 283,937.56 and 56,172.87

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Solution

The fourth proportional to 189,324.11, 283,937.56 and 56,172.87 is: 84,244.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,324.11 : 283,937.56 = 56,172.87 : x
  2. Step 2: Convert to fraction form
    189,324.11/283,937.56 = 56,172.87/x
  3. Step 3: Cross multiply
    189,324.11x = 283,937.56 × 56,172.87
  4. Step 4: Simplify right side
    189,324.11x = 15,949,587,646.00
  5. Step 5: Solve for x
    x = 15,949,587,646.00/189,324.11
  6. Step 6: Final answer
    x = 84,244.88

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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.