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Finding the Fourth Proportional to 43,762.84, 65,629.65 and 17,101.89

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Solution

The fourth proportional to 43,762.84, 65,629.65 and 17,101.89 is: 25,647.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,762.84 : 65,629.65 = 17,101.89 : x
  2. Step 2: Convert to fraction form
    43,762.84/65,629.65 = 17,101.89/x
  3. Step 3: Cross multiply
    43,762.84x = 65,629.65 × 17,101.89
  4. Step 4: Simplify right side
    43,762.84x = 1,122,391,055.04
  5. Step 5: Solve for x
    x = 1,122,391,055.04/43,762.84
  6. Step 6: Final answer
    x = 25,647.13

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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.