Home / 79,628.03-109,883.88-43,817.12

Finding the Fourth Proportional to 79,628.03, 109,883.88 and 43,817.12

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Solution

The fourth proportional to 79,628.03, 109,883.88 and 43,817.12 is: 60,466.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,628.03 : 109,883.88 = 43,817.12 : x
  2. Step 2: Convert to fraction form
    79,628.03/109,883.88 = 43,817.12/x
  3. Step 3: Cross multiply
    79,628.03x = 109,883.88 × 43,817.12
  4. Step 4: Simplify right side
    79,628.03x = 4,814,794,606.61
  5. Step 5: Solve for x
    x = 4,814,794,606.61/79,628.03
  6. Step 6: Final answer
    x = 60,466.08

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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.