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Finding the Fourth Proportional to 114,873.96, 172,316.58 and 30,634.89

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Solution

The fourth proportional to 114,873.96, 172,316.58 and 30,634.89 is: 45,953.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,873.96 : 172,316.58 = 30,634.89 : x
  2. Step 2: Convert to fraction form
    114,873.96/172,316.58 = 30,634.89/x
  3. Step 3: Cross multiply
    114,873.96x = 172,316.58 × 30,634.89
  4. Step 4: Simplify right side
    114,873.96x = 5,278,899,473.48
  5. Step 5: Solve for x
    x = 5,278,899,473.48/114,873.96
  6. Step 6: Final answer
    x = 45,953.84

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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.