Home / 48,571.68-66,857.52-35,121.12

Finding the Fourth Proportional to 48,571.68, 66,857.52 and 35,121.12

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Solution

The fourth proportional to 48,571.68, 66,857.52 and 35,121.12 is: 48,343.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,571.68 : 66,857.52 = 35,121.12 : x
  2. Step 2: Convert to fraction form
    48,571.68/66,857.52 = 35,121.12/x
  3. Step 3: Cross multiply
    48,571.68x = 66,857.52 × 35,121.12
  4. Step 4: Simplify right side
    48,571.68x = 2,348,110,982.82
  5. Step 5: Solve for x
    x = 2,348,110,982.82/48,571.68
  6. Step 6: Final answer
    x = 48,343.21

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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.