Home / 65,997.09-91,052.10-43,348.35

Finding the Fourth Proportional to 65,997.09, 91,052.10 and 43,348.35

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Solution

The fourth proportional to 65,997.09, 91,052.10 and 43,348.35 is: 59,805.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,997.09 : 91,052.10 = 43,348.35 : x
  2. Step 2: Convert to fraction form
    65,997.09/91,052.10 = 43,348.35/x
  3. Step 3: Cross multiply
    65,997.09x = 91,052.10 × 43,348.35
  4. Step 4: Simplify right side
    65,997.09x = 3,946,958,299.04
  5. Step 5: Solve for x
    x = 3,946,958,299.04/65,997.09
  6. Step 6: Final answer
    x = 59,805.04

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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.