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Finding the Fourth Proportional to 169,503, 233,913.96 and 93,022.54

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Solution

The fourth proportional to 169,503, 233,913.96 and 93,022.54 is: 128,371.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,503 : 233,913.96 = 93,022.54 : x
  2. Step 2: Convert to fraction form
    169,503/233,913.96 = 93,022.54/x
  3. Step 3: Cross multiply
    169,503x = 233,913.96 × 93,022.54
  4. Step 4: Simplify right side
    169,503x = 21,759,270,700.66
  5. Step 5: Solve for x
    x = 21,759,270,700.66/169,503
  6. Step 6: Final answer
    x = 128,371.01

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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.