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Finding the Fourth Proportional to 169,186.50, 233,485.02 and 93,735

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Solution

The fourth proportional to 169,186.50, 233,485.02 and 93,735 is: 129,358.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,186.50 : 233,485.02 = 93,735 : x
  2. Step 2: Convert to fraction form
    169,186.50/233,485.02 = 93,735/x
  3. Step 3: Cross multiply
    169,186.50x = 233,485.02 × 93,735
  4. Step 4: Simplify right side
    169,186.50x = 21,885,718,349.70
  5. Step 5: Solve for x
    x = 21,885,718,349.70/169,186.50
  6. Step 6: Final answer
    x = 129,358.54

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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.