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Finding the Fourth Proportional to 64,696.33, 89,283.56 and 36,017.17

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Solution

The fourth proportional to 64,696.33, 89,283.56 and 36,017.17 is: 49,705.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,696.33 : 89,283.56 = 36,017.17 : x
  2. Step 2: Convert to fraction form
    64,696.33/89,283.56 = 36,017.17/x
  3. Step 3: Cross multiply
    64,696.33x = 89,283.56 × 36,017.17
  4. Step 4: Simplify right side
    64,696.33x = 3,215,740,755.43
  5. Step 5: Solve for x
    x = 3,215,740,755.43/64,696.33
  6. Step 6: Final answer
    x = 49,705.15

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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.