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Finding the Fourth Proportional to 164,963.49, 227,654.42 and 93,341.97

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Solution

The fourth proportional to 164,963.49, 227,654.42 and 93,341.97 is: 128,814.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,963.49 : 227,654.42 = 93,341.97 : x
  2. Step 2: Convert to fraction form
    164,963.49/227,654.42 = 93,341.97/x
  3. Step 3: Cross multiply
    164,963.49x = 227,654.42 × 93,341.97
  4. Step 4: Simplify right side
    164,963.49x = 21,249,711,575.30
  5. Step 5: Solve for x
    x = 21,249,711,575.30/164,963.49
  6. Step 6: Final answer
    x = 128,814.63

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1.5x scale

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.