Home / 79,358.76-109,516.43-43,552.10

Finding the Fourth Proportional to 79,358.76, 109,516.43 and 43,552.10

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Solution

The fourth proportional to 79,358.76, 109,516.43 and 43,552.10 is: 60,102.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,358.76 : 109,516.43 = 43,552.10 : x
  2. Step 2: Convert to fraction form
    79,358.76/109,516.43 = 43,552.10/x
  3. Step 3: Cross multiply
    79,358.76x = 109,516.43 × 43,552.10
  4. Step 4: Simplify right side
    79,358.76x = 4,769,670,293.24
  5. Step 5: Solve for x
    x = 4,769,670,293.24/79,358.76
  6. Step 6: Final answer
    x = 60,102.64

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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.