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Finding the Fourth Proportional to 70,042.33, 96,654.48 and 39,823.39

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Solution

The fourth proportional to 70,042.33, 96,654.48 and 39,823.39 is: 54,954.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,042.33 : 96,654.48 = 39,823.39 : x
  2. Step 2: Convert to fraction form
    70,042.33/96,654.48 = 39,823.39/x
  3. Step 3: Cross multiply
    70,042.33x = 96,654.48 × 39,823.39
  4. Step 4: Simplify right side
    70,042.33x = 3,849,109,052.29
  5. Step 5: Solve for x
    x = 3,849,109,052.29/70,042.33
  6. Step 6: Final answer
    x = 54,954.04

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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.