Home / 40,216.46-60,368.82-31,949.60

Finding the Fourth Proportional to 40,216.46, 60,368.82 and 31,949.60

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Solution

The fourth proportional to 40,216.46, 60,368.82 and 31,949.60 is: 47,959.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,216.46 : 60,368.82 = 31,949.60 : x
  2. Step 2: Convert to fraction form
    40,216.46/60,368.82 = 31,949.60/x
  3. Step 3: Cross multiply
    40,216.46x = 60,368.82 × 31,949.60
  4. Step 4: Simplify right side
    40,216.46x = 1,928,759,651.47
  5. Step 5: Solve for x
    x = 1,928,759,651.47/40,216.46
  6. Step 6: Final answer
    x = 47,959.46

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.