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Finding the Fourth Proportional to 116,412.89, 174,525.16 and 36,409.70

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Solution

The fourth proportional to 116,412.89, 174,525.16 and 36,409.70 is: 54,585.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,412.89 : 174,525.16 = 36,409.70 : x
  2. Step 2: Convert to fraction form
    116,412.89/174,525.16 = 36,409.70/x
  3. Step 3: Cross multiply
    116,412.89x = 174,525.16 × 36,409.70
  4. Step 4: Simplify right side
    116,412.89x = 6,354,407,663.38
  5. Step 5: Solve for x
    x = 6,354,407,663.38/116,412.89
  6. Step 6: Final answer
    x = 54,585.09

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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.