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Finding the Fourth Proportional to 114,479.73, 157,979.68 and 63,484.24

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Solution

The fourth proportional to 114,479.73, 157,979.68 and 63,484.24 is: 87,606.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,479.73 : 157,979.68 = 63,484.24 : x
  2. Step 2: Convert to fraction form
    114,479.73/157,979.68 = 63,484.24/x
  3. Step 3: Cross multiply
    114,479.73x = 157,979.68 × 63,484.24
  4. Step 4: Simplify right side
    114,479.73x = 10,029,218,812.92
  5. Step 5: Solve for x
    x = 10,029,218,812.92/114,479.73
  6. Step 6: Final answer
    x = 87,606.94

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.