Home / 189,550.91-284,231.28-63,146.71

Finding the Fourth Proportional to 189,550.91, 284,231.28 and 63,146.71

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Solution

The fourth proportional to 189,550.91, 284,231.28 and 63,146.71 is: 94,688.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,550.91 : 284,231.28 = 63,146.71 : x
  2. Step 2: Convert to fraction form
    189,550.91/284,231.28 = 63,146.71/x
  3. Step 3: Cross multiply
    189,550.91x = 284,231.28 × 63,146.71
  4. Step 4: Simplify right side
    189,550.91x = 17,948,270,211.09
  5. Step 5: Solve for x
    x = 17,948,270,211.09/189,550.91
  6. Step 6: Final answer
    x = 94,688.39

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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.