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Finding the Fourth Proportional to 167,674, 231,376.08 and 98,752.54

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Solution

The fourth proportional to 167,674, 231,376.08 and 98,752.54 is: 136,270.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,674 : 231,376.08 = 98,752.54 : x
  2. Step 2: Convert to fraction form
    167,674/231,376.08 = 98,752.54/x
  3. Step 3: Cross multiply
    167,674x = 231,376.08 × 98,752.54
  4. Step 4: Simplify right side
    167,674x = 22,848,975,595.24
  5. Step 5: Solve for x
    x = 22,848,975,595.24/167,674
  6. Step 6: Final answer
    x = 136,270.24

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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.