Home / 189,694.08-284,537.88-56,574.72

Finding the Fourth Proportional to 189,694.08, 284,537.88 and 56,574.72

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Solution

The fourth proportional to 189,694.08, 284,537.88 and 56,574.72 is: 84,861.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,694.08 : 284,537.88 = 56,574.72 : x
  2. Step 2: Convert to fraction form
    189,694.08/284,537.88 = 56,574.72/x
  3. Step 3: Cross multiply
    189,694.08x = 284,537.88 × 56,574.72
  4. Step 4: Simplify right side
    189,694.08x = 16,097,650,890.39
  5. Step 5: Solve for x
    x = 16,097,650,890.39/189,694.08
  6. Step 6: Final answer
    x = 84,861.11

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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.