Home / 189,516.38-284,179.39-63,111.96

Finding the Fourth Proportional to 189,516.38, 284,179.39 and 63,111.96

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Solution

The fourth proportional to 189,516.38, 284,179.39 and 63,111.96 is: 94,636.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,516.38 : 284,179.39 = 63,111.96 : x
  2. Step 2: Convert to fraction form
    189,516.38/284,179.39 = 63,111.96/x
  3. Step 3: Cross multiply
    189,516.38x = 284,179.39 × 63,111.96
  4. Step 4: Simplify right side
    189,516.38x = 17,935,118,136.72
  5. Step 5: Solve for x
    x = 17,935,118,136.72/189,516.38
  6. Step 6: Final answer
    x = 94,636.25

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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.