Home / 57,723.36-79,480.56-49,206.36

Finding the Fourth Proportional to 57,723.36, 79,480.56 and 49,206.36

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Solution

The fourth proportional to 57,723.36, 79,480.56 and 49,206.36 is: 67,753.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,723.36 : 79,480.56 = 49,206.36 : x
  2. Step 2: Convert to fraction form
    57,723.36/79,480.56 = 49,206.36/x
  3. Step 3: Cross multiply
    57,723.36x = 79,480.56 × 49,206.36
  4. Step 4: Simplify right side
    57,723.36x = 3,910,949,048.36
  5. Step 5: Solve for x
    x = 3,910,949,048.36/57,723.36
  6. Step 6: Final answer
    x = 67,753.32

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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.