Home / 79,707.24-109,994.76-43,896.60

Finding the Fourth Proportional to 79,707.24, 109,994.76 and 43,896.60

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Solution

The fourth proportional to 79,707.24, 109,994.76 and 43,896.60 is: 60,576.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,707.24 : 109,994.76 = 43,896.60 : x
  2. Step 2: Convert to fraction form
    79,707.24/109,994.76 = 43,896.60/x
  3. Step 3: Cross multiply
    79,707.24x = 109,994.76 × 43,896.60
  4. Step 4: Simplify right side
    79,707.24x = 4,828,395,981.82
  5. Step 5: Solve for x
    x = 4,828,395,981.82/79,707.24
  6. Step 6: Final answer
    x = 60,576.63

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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.