Home / 66,496.20-91,762.97-36,281.51

Finding the Fourth Proportional to 66,496.20, 91,762.97 and 36,281.51

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Solution

The fourth proportional to 66,496.20, 91,762.97 and 36,281.51 is: 50,067.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,496.20 : 91,762.97 = 36,281.51 : x
  2. Step 2: Convert to fraction form
    66,496.20/91,762.97 = 36,281.51/x
  3. Step 3: Cross multiply
    66,496.20x = 91,762.97 × 36,281.51
  4. Step 4: Simplify right side
    66,496.20x = 3,329,299,113.68
  5. Step 5: Solve for x
    x = 3,329,299,113.68/66,496.20
  6. Step 6: Final answer
    x = 50,067.51

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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.