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Finding the Fourth Proportional to 170,365.01, 235,104.05 and 102,383.03

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Solution

The fourth proportional to 170,365.01, 235,104.05 and 102,383.03 is: 141,288.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,365.01 : 235,104.05 = 102,383.03 : x
  2. Step 2: Convert to fraction form
    170,365.01/235,104.05 = 102,383.03/x
  3. Step 3: Cross multiply
    170,365.01x = 235,104.05 × 102,383.03
  4. Step 4: Simplify right side
    170,365.01x = 24,070,664,084.71
  5. Step 5: Solve for x
    x = 24,070,664,084.71/170,365.01
  6. Step 6: Final answer
    x = 141,288.78

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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.