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Finding the Fourth Proportional to 65,588.84, 98,383.25 and 36,193.51

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Solution

The fourth proportional to 65,588.84, 98,383.25 and 36,193.51 is: 54,290.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,588.84 : 98,383.25 = 36,193.51 : x
  2. Step 2: Convert to fraction form
    65,588.84/98,383.25 = 36,193.51/x
  3. Step 3: Cross multiply
    65,588.84x = 98,383.25 × 36,193.51
  4. Step 4: Simplify right side
    65,588.84x = 3,560,835,130.36
  5. Step 5: Solve for x
    x = 3,560,835,130.36/65,588.84
  6. Step 6: Final answer
    x = 54,290.26

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.