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Finding the Fourth Proportional to 169,326, 233,671.50 and 93,876.12

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Solution

The fourth proportional to 169,326, 233,671.50 and 93,876.12 is: 129,549.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,326 : 233,671.50 = 93,876.12 : x
  2. Step 2: Convert to fraction form
    169,326/233,671.50 = 93,876.12/x
  3. Step 3: Cross multiply
    169,326x = 233,671.50 × 93,876.12
  4. Step 4: Simplify right side
    169,326x = 21,936,173,774.58
  5. Step 5: Solve for x
    x = 21,936,173,774.58/169,326
  6. Step 6: Final answer
    x = 129,549.94

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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.